Home / 1,006,749.80-1,510,124.70-341,901.80

Finding the Fourth Proportional to 1,006,749.80, 1,510,124.70 and 341,901.80

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Solution

The fourth proportional to 1,006,749.80, 1,510,124.70 and 341,901.80 is: 512,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,749.80 : 1,510,124.70 = 341,901.80 : x
  2. Step 2: Convert to fraction form
    1,006,749.80/1,510,124.70 = 341,901.80/x
  3. Step 3: Cross multiply
    1,006,749.80x = 1,510,124.70 × 341,901.80
  4. Step 4: Simplify right side
    1,006,749.80x = 516,314,353,154.46
  5. Step 5: Solve for x
    x = 516,314,353,154.46/1,006,749.80
  6. Step 6: Final answer
    x = 512,852.70

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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.