Home / 5,440,689.60-8,161,034.40-1,654,166.40

Finding the Fourth Proportional to 5,440,689.60, 8,161,034.40 and 1,654,166.40

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Solution

The fourth proportional to 5,440,689.60, 8,161,034.40 and 1,654,166.40 is: 2,481,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,689.60 : 8,161,034.40 = 1,654,166.40 : x
  2. Step 2: Convert to fraction form
    5,440,689.60/8,161,034.40 = 1,654,166.40/x
  3. Step 3: Cross multiply
    5,440,689.60x = 8,161,034.40 × 1,654,166.40
  4. Step 4: Simplify right side
    5,440,689.60x = 13,499,708,893,724.16
  5. Step 5: Solve for x
    x = 13,499,708,893,724.16/5,440,689.60
  6. Step 6: Final answer
    x = 2,481,249.60

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Similar ratio
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1.5x scale

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.