Home / 1,498,220.15-2,244,714.32-1,247,114.88

Finding the Fourth Proportional to 1,498,220.15, 2,244,714.32 and 1,247,114.88

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Solution

The fourth proportional to 1,498,220.15, 2,244,714.32 and 1,247,114.88 is: 1,868,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,220.15 : 2,244,714.32 = 1,247,114.88 : x
  2. Step 2: Convert to fraction form
    1,498,220.15/2,244,714.32 = 1,247,114.88/x
  3. Step 3: Cross multiply
    1,498,220.15x = 2,244,714.32 × 1,247,114.88
  4. Step 4: Simplify right side
    1,498,220.15x = 2,799,416,632,938.87
  5. Step 5: Solve for x
    x = 2,799,416,632,938.87/1,498,220.15
  6. Step 6: Final answer
    x = 1,868,494.86

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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.