Home / 1,560,220.80-2,340,331.20-888,374.40

Finding the Fourth Proportional to 1,560,220.80, 2,340,331.20 and 888,374.40

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Solution

The fourth proportional to 1,560,220.80, 2,340,331.20 and 888,374.40 is: 1,332,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,220.80 : 2,340,331.20 = 888,374.40 : x
  2. Step 2: Convert to fraction form
    1,560,220.80/2,340,331.20 = 888,374.40/x
  3. Step 3: Cross multiply
    1,560,220.80x = 2,340,331.20 × 888,374.40
  4. Step 4: Simplify right side
    1,560,220.80x = 2,079,090,325,601.28
  5. Step 5: Solve for x
    x = 2,079,090,325,601.28/1,560,220.80
  6. Step 6: Final answer
    x = 1,332,561.60

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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.