Home / 2,947,007.40-4,420,511.10-1,527,498.60

Finding the Fourth Proportional to 2,947,007.40, 4,420,511.10 and 1,527,498.60

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Solution

The fourth proportional to 2,947,007.40, 4,420,511.10 and 1,527,498.60 is: 2,291,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,007.40 : 4,420,511.10 = 1,527,498.60 : x
  2. Step 2: Convert to fraction form
    2,947,007.40/4,420,511.10 = 1,527,498.60/x
  3. Step 3: Cross multiply
    2,947,007.40x = 4,420,511.10 × 1,527,498.60
  4. Step 4: Simplify right side
    2,947,007.40x = 6,752,324,516,534.46
  5. Step 5: Solve for x
    x = 6,752,324,516,534.46/2,947,007.40
  6. Step 6: Final answer
    x = 2,291,247.90

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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.