Home / 1,358,569.58-1,874,675.39-814,728.29

Finding the Fourth Proportional to 1,358,569.58, 1,874,675.39 and 814,728.29

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Solution

The fourth proportional to 1,358,569.58, 1,874,675.39 and 814,728.29 is: 1,124,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,569.58 : 1,874,675.39 = 814,728.29 : x
  2. Step 2: Convert to fraction form
    1,358,569.58/1,874,675.39 = 814,728.29/x
  3. Step 3: Cross multiply
    1,358,569.58x = 1,874,675.39 × 814,728.29
  4. Step 4: Simplify right side
    1,358,569.58x = 1,527,351,061,352.77
  5. Step 5: Solve for x
    x = 1,527,351,061,352.77/1,358,569.58
  6. Step 6: Final answer
    x = 1,124,234.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.