Home / 1,304,156.20-1,956,234.30-545,866.60

Finding the Fourth Proportional to 1,304,156.20, 1,956,234.30 and 545,866.60

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Solution

The fourth proportional to 1,304,156.20, 1,956,234.30 and 545,866.60 is: 818,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,156.20 : 1,956,234.30 = 545,866.60 : x
  2. Step 2: Convert to fraction form
    1,304,156.20/1,956,234.30 = 545,866.60/x
  3. Step 3: Cross multiply
    1,304,156.20x = 1,956,234.30 × 545,866.60
  4. Step 4: Simplify right side
    1,304,156.20x = 1,067,842,966,144.38
  5. Step 5: Solve for x
    x = 1,067,842,966,144.38/1,304,156.20
  6. Step 6: Final answer
    x = 818,799.90

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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.