Home / 1,344,881.20-2,019,654.60-715,025.20

Finding the Fourth Proportional to 1,344,881.20, 2,019,654.60 and 715,025.20

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Solution

The fourth proportional to 1,344,881.20, 2,019,654.60 and 715,025.20 is: 1,073,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,881.20 : 2,019,654.60 = 715,025.20 : x
  2. Step 2: Convert to fraction form
    1,344,881.20/2,019,654.60 = 715,025.20/x
  3. Step 3: Cross multiply
    1,344,881.20x = 2,019,654.60 × 715,025.20
  4. Step 4: Simplify right side
    1,344,881.20x = 1,444,103,934,295.92
  5. Step 5: Solve for x
    x = 1,444,103,934,295.92/1,344,881.20
  6. Step 6: Final answer
    x = 1,073,778.07

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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.