Home / 1,031,787.32-1,423,869.48-572,902.88

Finding the Fourth Proportional to 1,031,787.32, 1,423,869.48 and 572,902.88

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Solution

The fourth proportional to 1,031,787.32, 1,423,869.48 and 572,902.88 is: 790,607.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,787.32 : 1,423,869.48 = 572,902.88 : x
  2. Step 2: Convert to fraction form
    1,031,787.32/1,423,869.48 = 572,902.88/x
  3. Step 3: Cross multiply
    1,031,787.32x = 1,423,869.48 × 572,902.88
  4. Step 4: Simplify right side
    1,031,787.32x = 815,738,925,836.10
  5. Step 5: Solve for x
    x = 815,738,925,836.10/1,031,787.32
  6. Step 6: Final answer
    x = 790,607.63

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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.