Home / 1,687,685.10-2,329,001.55-923,731.98

Finding the Fourth Proportional to 1,687,685.10, 2,329,001.55 and 923,731.98

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Solution

The fourth proportional to 1,687,685.10, 2,329,001.55 and 923,731.98 is: 1,274,748.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,685.10 : 2,329,001.55 = 923,731.98 : x
  2. Step 2: Convert to fraction form
    1,687,685.10/2,329,001.55 = 923,731.98/x
  3. Step 3: Cross multiply
    1,687,685.10x = 2,329,001.55 × 923,731.98
  4. Step 4: Simplify right side
    1,687,685.10x = 2,151,373,213,204.57
  5. Step 5: Solve for x
    x = 2,151,373,213,204.57/1,687,685.10
  6. Step 6: Final answer
    x = 1,274,748.00

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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.