Home / 2,952,505.20-4,428,527.40-1,155,039.60

Finding the Fourth Proportional to 2,952,505.20, 4,428,527.40 and 1,155,039.60

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Solution

The fourth proportional to 2,952,505.20, 4,428,527.40 and 1,155,039.60 is: 1,732,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,505.20 : 4,428,527.40 = 1,155,039.60 : x
  2. Step 2: Convert to fraction form
    2,952,505.20/4,428,527.40 = 1,155,039.60/x
  3. Step 3: Cross multiply
    2,952,505.20x = 4,428,527.40 × 1,155,039.60
  4. Step 4: Simplify right side
    2,952,505.20x = 5,115,124,516,685.04
  5. Step 5: Solve for x
    x = 5,115,124,516,685.04/2,952,505.20
  6. Step 6: Final answer
    x = 1,732,469.27

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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.