Home / 912,936.60-1,369,404.90-844,702.20

Finding the Fourth Proportional to 912,936.60, 1,369,404.90 and 844,702.20

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Solution

The fourth proportional to 912,936.60, 1,369,404.90 and 844,702.20 is: 1,267,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,936.60 : 1,369,404.90 = 844,702.20 : x
  2. Step 2: Convert to fraction form
    912,936.60/1,369,404.90 = 844,702.20/x
  3. Step 3: Cross multiply
    912,936.60x = 1,369,404.90 × 844,702.20
  4. Step 4: Simplify right side
    912,936.60x = 1,156,739,331,720.78
  5. Step 5: Solve for x
    x = 1,156,739,331,720.78/912,936.60
  6. Step 6: Final answer
    x = 1,267,053.30

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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.