Home / 1,038,951.10-1,558,311.45-851,635.90

Finding the Fourth Proportional to 1,038,951.10, 1,558,311.45 and 851,635.90

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Solution

The fourth proportional to 1,038,951.10, 1,558,311.45 and 851,635.90 is: 1,277,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,951.10 : 1,558,311.45 = 851,635.90 : x
  2. Step 2: Convert to fraction form
    1,038,951.10/1,558,311.45 = 851,635.90/x
  3. Step 3: Cross multiply
    1,038,951.10x = 1,558,311.45 × 851,635.90
  4. Step 4: Simplify right side
    1,038,951.10x = 1,327,113,974,201.06
  5. Step 5: Solve for x
    x = 1,327,113,974,201.06/1,038,951.10
  6. Step 6: Final answer
    x = 1,277,359.42

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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.