Home / 2,743,135.60-4,117,036.20-1,229,148.40

Finding the Fourth Proportional to 2,743,135.60, 4,117,036.20 and 1,229,148.40

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Solution

The fourth proportional to 2,743,135.60, 4,117,036.20 and 1,229,148.40 is: 1,844,767.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,135.60 : 4,117,036.20 = 1,229,148.40 : x
  2. Step 2: Convert to fraction form
    2,743,135.60/4,117,036.20 = 1,229,148.40/x
  3. Step 3: Cross multiply
    2,743,135.60x = 4,117,036.20 × 1,229,148.40
  4. Step 4: Simplify right side
    2,743,135.60x = 5,060,448,457,972.08
  5. Step 5: Solve for x
    x = 5,060,448,457,972.08/2,743,135.60
  6. Step 6: Final answer
    x = 1,844,767.88

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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.