Home / 1,304,097.20-1,956,145.80-1,192,122.80

Finding the Fourth Proportional to 1,304,097.20, 1,956,145.80 and 1,192,122.80

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Solution

The fourth proportional to 1,304,097.20, 1,956,145.80 and 1,192,122.80 is: 1,788,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,097.20 : 1,956,145.80 = 1,192,122.80 : x
  2. Step 2: Convert to fraction form
    1,304,097.20/1,956,145.80 = 1,192,122.80/x
  3. Step 3: Cross multiply
    1,304,097.20x = 1,956,145.80 × 1,192,122.80
  4. Step 4: Simplify right side
    1,304,097.20x = 2,331,966,008,304.24
  5. Step 5: Solve for x
    x = 2,331,966,008,304.24/1,304,097.20
  6. Step 6: Final answer
    x = 1,788,184.20

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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.