Home / 1,304,069.60-1,956,007.20-545,715.20

Finding the Fourth Proportional to 1,304,069.60, 1,956,007.20 and 545,715.20

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Solution

The fourth proportional to 1,304,069.60, 1,956,007.20 and 545,715.20 is: 818,532.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,069.60 : 1,956,007.20 = 545,715.20 : x
  2. Step 2: Convert to fraction form
    1,304,069.60/1,956,007.20 = 545,715.20/x
  3. Step 3: Cross multiply
    1,304,069.60x = 1,956,007.20 × 545,715.20
  4. Step 4: Simplify right side
    1,304,069.60x = 1,067,422,860,349.44
  5. Step 5: Solve for x
    x = 1,067,422,860,349.44/1,304,069.60
  6. Step 6: Final answer
    x = 818,532.12

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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.