Home / 1,619,069.60-2,428,604.40-496,992.80

Finding the Fourth Proportional to 1,619,069.60, 2,428,604.40 and 496,992.80

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Solution

The fourth proportional to 1,619,069.60, 2,428,604.40 and 496,992.80 is: 745,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,069.60 : 2,428,604.40 = 496,992.80 : x
  2. Step 2: Convert to fraction form
    1,619,069.60/2,428,604.40 = 496,992.80/x
  3. Step 3: Cross multiply
    1,619,069.60x = 2,428,604.40 × 496,992.80
  4. Step 4: Simplify right side
    1,619,069.60x = 1,206,998,900,848.32
  5. Step 5: Solve for x
    x = 1,206,998,900,848.32/1,619,069.60
  6. Step 6: Final answer
    x = 745,489.20

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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.