Home / 2,520,496.42-3,478,146.80-1,432,617

Finding the Fourth Proportional to 2,520,496.42, 3,478,146.80 and 1,432,617

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Solution

The fourth proportional to 2,520,496.42, 3,478,146.80 and 1,432,617 is: 1,976,932.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,496.42 : 3,478,146.80 = 1,432,617 : x
  2. Step 2: Convert to fraction form
    2,520,496.42/3,478,146.80 = 1,432,617/x
  3. Step 3: Cross multiply
    2,520,496.42x = 3,478,146.80 × 1,432,617
  4. Step 4: Simplify right side
    2,520,496.42x = 4,982,852,234,175.60
  5. Step 5: Solve for x
    x = 4,982,852,234,175.60/2,520,496.42
  6. Step 6: Final answer
    x = 1,976,932.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.