Home / 1,086,425.13-1,499,336.75-602,990.31

Finding the Fourth Proportional to 1,086,425.13, 1,499,336.75 and 602,990.31

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Solution

The fourth proportional to 1,086,425.13, 1,499,336.75 and 602,990.31 is: 832,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,425.13 : 1,499,336.75 = 602,990.31 : x
  2. Step 2: Convert to fraction form
    1,086,425.13/1,499,336.75 = 602,990.31/x
  3. Step 3: Cross multiply
    1,086,425.13x = 1,499,336.75 × 602,990.31
  4. Step 4: Simplify right side
    1,086,425.13x = 904,085,528,661.94
  5. Step 5: Solve for x
    x = 904,085,528,661.94/1,086,425.13
  6. Step 6: Final answer
    x = 832,165.52

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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.