Home / 2,439,405.47-3,366,399.46-1,351,695.20

Finding the Fourth Proportional to 2,439,405.47, 3,366,399.46 and 1,351,695.20

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Solution

The fourth proportional to 2,439,405.47, 3,366,399.46 and 1,351,695.20 is: 1,865,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,405.47 : 3,366,399.46 = 1,351,695.20 : x
  2. Step 2: Convert to fraction form
    2,439,405.47/3,366,399.46 = 1,351,695.20/x
  3. Step 3: Cross multiply
    2,439,405.47x = 3,366,399.46 × 1,351,695.20
  4. Step 4: Simplify right side
    2,439,405.47x = 4,550,345,977,489.43
  5. Step 5: Solve for x
    x = 4,550,345,977,489.43/2,439,405.47
  6. Step 6: Final answer
    x = 1,865,350.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.