Home / 1,185,983.73-1,779,148.94-344,426.13

Finding the Fourth Proportional to 1,185,983.73, 1,779,148.94 and 344,426.13

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Solution

The fourth proportional to 1,185,983.73, 1,779,148.94 and 344,426.13 is: 516,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,983.73 : 1,779,148.94 = 344,426.13 : x
  2. Step 2: Convert to fraction form
    1,185,983.73/1,779,148.94 = 344,426.13/x
  3. Step 3: Cross multiply
    1,185,983.73x = 1,779,148.94 × 344,426.13
  4. Step 4: Simplify right side
    1,185,983.73x = 612,785,382,375.67
  5. Step 5: Solve for x
    x = 612,785,382,375.67/1,185,983.73
  6. Step 6: Final answer
    x = 516,689.54

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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.