Home / 1,517,875.20-2,276,812.80-571,458.24

Finding the Fourth Proportional to 1,517,875.20, 2,276,812.80 and 571,458.24

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Solution

The fourth proportional to 1,517,875.20, 2,276,812.80 and 571,458.24 is: 857,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,875.20 : 2,276,812.80 = 571,458.24 : x
  2. Step 2: Convert to fraction form
    1,517,875.20/2,276,812.80 = 571,458.24/x
  3. Step 3: Cross multiply
    1,517,875.20x = 2,276,812.80 × 571,458.24
  4. Step 4: Simplify right side
    1,517,875.20x = 1,301,103,435,497.47
  5. Step 5: Solve for x
    x = 1,301,103,435,497.47/1,517,875.20
  6. Step 6: Final answer
    x = 857,187.36

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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.