Home / 1,647,470.40-2,471,205.60-1,014,331.20

Finding the Fourth Proportional to 1,647,470.40, 2,471,205.60 and 1,014,331.20

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Solution

The fourth proportional to 1,647,470.40, 2,471,205.60 and 1,014,331.20 is: 1,521,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,470.40 : 2,471,205.60 = 1,014,331.20 : x
  2. Step 2: Convert to fraction form
    1,647,470.40/2,471,205.60 = 1,014,331.20/x
  3. Step 3: Cross multiply
    1,647,470.40x = 2,471,205.60 × 1,014,331.20
  4. Step 4: Simplify right side
    1,647,470.40x = 2,506,620,941,694.72
  5. Step 5: Solve for x
    x = 2,506,620,941,694.72/1,647,470.40
  6. Step 6: Final answer
    x = 1,521,496.80

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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.