Home / 1,513,090.47-2,088,002.02-824,747.18

Finding the Fourth Proportional to 1,513,090.47, 2,088,002.02 and 824,747.18

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Solution

The fourth proportional to 1,513,090.47, 2,088,002.02 and 824,747.18 is: 1,138,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,090.47 : 2,088,002.02 = 824,747.18 : x
  2. Step 2: Convert to fraction form
    1,513,090.47/2,088,002.02 = 824,747.18/x
  3. Step 3: Cross multiply
    1,513,090.47x = 2,088,002.02 × 824,747.18
  4. Step 4: Simplify right side
    1,513,090.47x = 1,722,073,777,829.30
  5. Step 5: Solve for x
    x = 1,722,073,777,829.30/1,513,090.47
  6. Step 6: Final answer
    x = 1,138,116.86

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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.