Home / 2,608,601.70-3,912,902.55-715,340.10

Finding the Fourth Proportional to 2,608,601.70, 3,912,902.55 and 715,340.10

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Solution

The fourth proportional to 2,608,601.70, 3,912,902.55 and 715,340.10 is: 1,073,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,601.70 : 3,912,902.55 = 715,340.10 : x
  2. Step 2: Convert to fraction form
    2,608,601.70/3,912,902.55 = 715,340.10/x
  3. Step 3: Cross multiply
    2,608,601.70x = 3,912,902.55 × 715,340.10
  4. Step 4: Simplify right side
    2,608,601.70x = 2,799,056,101,407.26
  5. Step 5: Solve for x
    x = 2,799,056,101,407.26/2,608,601.70
  6. Step 6: Final answer
    x = 1,073,010.15

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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.