Home / 1,164,154.76-1,747,358.34-840,276.77

Finding the Fourth Proportional to 1,164,154.76, 1,747,358.34 and 840,276.77

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Solution

The fourth proportional to 1,164,154.76, 1,747,358.34 and 840,276.77 is: 1,261,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,154.76 : 1,747,358.34 = 840,276.77 : x
  2. Step 2: Convert to fraction form
    1,164,154.76/1,747,358.34 = 840,276.77/x
  3. Step 3: Cross multiply
    1,164,154.76x = 1,747,358.34 × 840,276.77
  4. Step 4: Simplify right side
    1,164,154.76x = 1,468,264,613,230.97
  5. Step 5: Solve for x
    x = 1,468,264,613,230.97/1,164,154.76
  6. Step 6: Final answer
    x = 1,261,228.03

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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.