Home / 1,107,294.30-1,657,004.85-768,746.70

Finding the Fourth Proportional to 1,107,294.30, 1,657,004.85 and 768,746.70

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Solution

The fourth proportional to 1,107,294.30, 1,657,004.85 and 768,746.70 is: 1,150,387.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,294.30 : 1,657,004.85 = 768,746.70 : x
  2. Step 2: Convert to fraction form
    1,107,294.30/1,657,004.85 = 768,746.70/x
  3. Step 3: Cross multiply
    1,107,294.30x = 1,657,004.85 × 768,746.70
  4. Step 4: Simplify right side
    1,107,294.30x = 1,273,817,010,321.49
  5. Step 5: Solve for x
    x = 1,273,817,010,321.49/1,107,294.30
  6. Step 6: Final answer
    x = 1,150,387.04

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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.