Home / 1,957,452.66-2,937,322.13-820,117.71

Finding the Fourth Proportional to 1,957,452.66, 2,937,322.13 and 820,117.71

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Solution

The fourth proportional to 1,957,452.66, 2,937,322.13 and 820,117.71 is: 1,230,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,452.66 : 2,937,322.13 = 820,117.71 : x
  2. Step 2: Convert to fraction form
    1,957,452.66/2,937,322.13 = 820,117.71/x
  3. Step 3: Cross multiply
    1,957,452.66x = 2,937,322.13 × 820,117.71
  4. Step 4: Simplify right side
    1,957,452.66x = 2,408,949,894,687.33
  5. Step 5: Solve for x
    x = 2,408,949,894,687.33/1,957,452.66
  6. Step 6: Final answer
    x = 1,230,655.51

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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.