Home / 5,031,708.30-7,547,562.45-1,665,915.30

Finding the Fourth Proportional to 5,031,708.30, 7,547,562.45 and 1,665,915.30

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Solution

The fourth proportional to 5,031,708.30, 7,547,562.45 and 1,665,915.30 is: 2,498,872.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031,708.30 : 7,547,562.45 = 1,665,915.30 : x
  2. Step 2: Convert to fraction form
    5,031,708.30/7,547,562.45 = 1,665,915.30/x
  3. Step 3: Cross multiply
    5,031,708.30x = 7,547,562.45 × 1,665,915.30
  4. Step 4: Simplify right side
    5,031,708.30x = 12,573,599,763,160.49
  5. Step 5: Solve for x
    x = 12,573,599,763,160.49/5,031,708.30
  6. Step 6: Final answer
    x = 2,498,872.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.