Home / 2,260,769.81-3,391,155.92-840,641.36

Finding the Fourth Proportional to 2,260,769.81, 3,391,155.92 and 840,641.36

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Solution

The fourth proportional to 2,260,769.81, 3,391,155.92 and 840,641.36 is: 1,260,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,769.81 : 3,391,155.92 = 840,641.36 : x
  2. Step 2: Convert to fraction form
    2,260,769.81/3,391,155.92 = 840,641.36/x
  3. Step 3: Cross multiply
    2,260,769.81x = 3,391,155.92 × 840,641.36
  4. Step 4: Simplify right side
    2,260,769.81x = 2,850,745,909,706.68
  5. Step 5: Solve for x
    x = 2,850,745,909,706.68/2,260,769.81
  6. Step 6: Final answer
    x = 1,260,962.48

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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.