Home / 1,545,706.53-2,318,565.76-646,517.51

Finding the Fourth Proportional to 1,545,706.53, 2,318,565.76 and 646,517.51

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Solution

The fourth proportional to 1,545,706.53, 2,318,565.76 and 646,517.51 is: 969,778.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,706.53 : 2,318,565.76 = 646,517.51 : x
  2. Step 2: Convert to fraction form
    1,545,706.53/2,318,565.76 = 646,517.51/x
  3. Step 3: Cross multiply
    1,545,706.53x = 2,318,565.76 × 646,517.51
  4. Step 4: Simplify right side
    1,545,706.53x = 1,498,993,366,106.58
  5. Step 5: Solve for x
    x = 1,498,993,366,106.58/1,545,706.53
  6. Step 6: Final answer
    x = 969,778.76

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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.