Home / 1,446,225.60-2,169,449.28-486,685.92

Finding the Fourth Proportional to 1,446,225.60, 2,169,449.28 and 486,685.92

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Solution

The fourth proportional to 1,446,225.60, 2,169,449.28 and 486,685.92 is: 730,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,225.60 : 2,169,449.28 = 486,685.92 : x
  2. Step 2: Convert to fraction form
    1,446,225.60/2,169,449.28 = 486,685.92/x
  3. Step 3: Cross multiply
    1,446,225.60x = 2,169,449.28 × 486,685.92
  4. Step 4: Simplify right side
    1,446,225.60x = 1,055,840,418,730.14
  5. Step 5: Solve for x
    x = 1,055,840,418,730.14/1,446,225.60
  6. Step 6: Final answer
    x = 730,066.19

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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.