Home / 1,721,774.97-2,587,323.24-923,629.32

Finding the Fourth Proportional to 1,721,774.97, 2,587,323.24 and 923,629.32

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Solution

The fourth proportional to 1,721,774.97, 2,587,323.24 and 923,629.32 is: 1,387,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,774.97 : 2,587,323.24 = 923,629.32 : x
  2. Step 2: Convert to fraction form
    1,721,774.97/2,587,323.24 = 923,629.32/x
  3. Step 3: Cross multiply
    1,721,774.97x = 2,587,323.24 × 923,629.32
  4. Step 4: Simplify right side
    1,721,774.97x = 2,389,727,604,781.40
  5. Step 5: Solve for x
    x = 2,389,727,604,781.40/1,721,774.97
  6. Step 6: Final answer
    x = 1,387,944.21

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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.