Home / 1,005,425.43-1,387,332.36-597,376.23

Finding the Fourth Proportional to 1,005,425.43, 1,387,332.36 and 597,376.23

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Solution

The fourth proportional to 1,005,425.43, 1,387,332.36 and 597,376.23 is: 824,287.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,425.43 : 1,387,332.36 = 597,376.23 : x
  2. Step 2: Convert to fraction form
    1,005,425.43/1,387,332.36 = 597,376.23/x
  3. Step 3: Cross multiply
    1,005,425.43x = 1,387,332.36 × 597,376.23
  4. Step 4: Simplify right side
    1,005,425.43x = 828,759,374,973.80
  5. Step 5: Solve for x
    x = 828,759,374,973.80/1,005,425.43
  6. Step 6: Final answer
    x = 824,287.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.