Home / 1,241,702.16-1,866,138.17-1,155,497.43

Finding the Fourth Proportional to 1,241,702.16, 1,866,138.17 and 1,155,497.43

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Solution

The fourth proportional to 1,241,702.16, 1,866,138.17 and 1,155,497.43 is: 1,736,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,702.16 : 1,866,138.17 = 1,155,497.43 : x
  2. Step 2: Convert to fraction form
    1,241,702.16/1,866,138.17 = 1,155,497.43/x
  3. Step 3: Cross multiply
    1,241,702.16x = 1,866,138.17 × 1,155,497.43
  4. Step 4: Simplify right side
    1,241,702.16x = 2,156,317,853,682.42
  5. Step 5: Solve for x
    x = 2,156,317,853,682.42/1,241,702.16
  6. Step 6: Final answer
    x = 1,736,582.19

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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.