Home / 1,126,405.15-1,689,618.35-273,484.38

Finding the Fourth Proportional to 1,126,405.15, 1,689,618.35 and 273,484.38

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Solution

The fourth proportional to 1,126,405.15, 1,689,618.35 and 273,484.38 is: 410,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,405.15 : 1,689,618.35 = 273,484.38 : x
  2. Step 2: Convert to fraction form
    1,126,405.15/1,689,618.35 = 273,484.38/x
  3. Step 3: Cross multiply
    1,126,405.15x = 1,689,618.35 × 273,484.38
  4. Step 4: Simplify right side
    1,126,405.15x = 462,084,226,886.37
  5. Step 5: Solve for x
    x = 462,084,226,886.37/1,126,405.15
  6. Step 6: Final answer
    x = 410,229.15

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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.