Home / 2,155,363.60-3,233,045.40-1,399,536.40

Finding the Fourth Proportional to 2,155,363.60, 3,233,045.40 and 1,399,536.40

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Solution

The fourth proportional to 2,155,363.60, 3,233,045.40 and 1,399,536.40 is: 2,099,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,363.60 : 3,233,045.40 = 1,399,536.40 : x
  2. Step 2: Convert to fraction form
    2,155,363.60/3,233,045.40 = 1,399,536.40/x
  3. Step 3: Cross multiply
    2,155,363.60x = 3,233,045.40 × 1,399,536.40
  4. Step 4: Simplify right side
    2,155,363.60x = 4,524,764,720,152.56
  5. Step 5: Solve for x
    x = 4,524,764,720,152.56/2,155,363.60
  6. Step 6: Final answer
    x = 2,099,304.60

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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.