Home / 1,124,862.89-1,687,470.10-366,528.47

Finding the Fourth Proportional to 1,124,862.89, 1,687,470.10 and 366,528.47

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Solution

The fourth proportional to 1,124,862.89, 1,687,470.10 and 366,528.47 is: 549,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,862.89 : 1,687,470.10 = 366,528.47 : x
  2. Step 2: Convert to fraction form
    1,124,862.89/1,687,470.10 = 366,528.47/x
  3. Step 3: Cross multiply
    1,124,862.89x = 1,687,470.10 × 366,528.47
  4. Step 4: Simplify right side
    1,124,862.89x = 618,505,824,570.08
  5. Step 5: Solve for x
    x = 618,505,824,570.08/1,124,862.89
  6. Step 6: Final answer
    x = 549,849.97

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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.