Home / 2,614,569.13-3,922,079.61-721,310.57

Finding the Fourth Proportional to 2,614,569.13, 3,922,079.61 and 721,310.57

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Solution

The fourth proportional to 2,614,569.13, 3,922,079.61 and 721,310.57 is: 1,082,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,569.13 : 3,922,079.61 = 721,310.57 : x
  2. Step 2: Convert to fraction form
    2,614,569.13/3,922,079.61 = 721,310.57/x
  3. Step 3: Cross multiply
    2,614,569.13x = 3,922,079.61 × 721,310.57
  4. Step 4: Simplify right side
    2,614,569.13x = 2,829,037,457,660.80
  5. Step 5: Solve for x
    x = 2,829,037,457,660.80/2,614,569.13
  6. Step 6: Final answer
    x = 1,082,028.17

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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.