Home / 1,126,124.01-1,689,186.02-284,675.76

Finding the Fourth Proportional to 1,126,124.01, 1,689,186.02 and 284,675.76

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Solution

The fourth proportional to 1,126,124.01, 1,689,186.02 and 284,675.76 is: 427,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,124.01 : 1,689,186.02 = 284,675.76 : x
  2. Step 2: Convert to fraction form
    1,126,124.01/1,689,186.02 = 284,675.76/x
  3. Step 3: Cross multiply
    1,126,124.01x = 1,689,186.02 × 284,675.76
  4. Step 4: Simplify right side
    1,126,124.01x = 480,870,312,601.50
  5. Step 5: Solve for x
    x = 480,870,312,601.50/1,126,124.01
  6. Step 6: Final answer
    x = 427,013.64

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.