Home / 1,244,459.20-1,864,615.20-1,169,809.60

Finding the Fourth Proportional to 1,244,459.20, 1,864,615.20 and 1,169,809.60

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Solution

The fourth proportional to 1,244,459.20, 1,864,615.20 and 1,169,809.60 is: 1,752,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,459.20 : 1,864,615.20 = 1,169,809.60 : x
  2. Step 2: Convert to fraction form
    1,244,459.20/1,864,615.20 = 1,169,809.60/x
  3. Step 3: Cross multiply
    1,244,459.20x = 1,864,615.20 × 1,169,809.60
  4. Step 4: Simplify right side
    1,244,459.20x = 2,181,244,761,265.92
  5. Step 5: Solve for x
    x = 2,181,244,761,265.92/1,244,459.20
  6. Step 6: Final answer
    x = 1,752,765.19

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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.