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Finding the Fourth Proportional to 5,870,557.80, 8,805,836.70 and 3,876,013.80

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Solution

The fourth proportional to 5,870,557.80, 8,805,836.70 and 3,876,013.80 is: 5,814,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870,557.80 : 8,805,836.70 = 3,876,013.80 : x
  2. Step 2: Convert to fraction form
    5,870,557.80/8,805,836.70 = 3,876,013.80/x
  3. Step 3: Cross multiply
    5,870,557.80x = 8,805,836.70 × 3,876,013.80
  4. Step 4: Simplify right side
    5,870,557.80x = 34,131,544,569,746.46
  5. Step 5: Solve for x
    x = 34,131,544,569,746.46/5,870,557.80
  6. Step 6: Final answer
    x = 5,814,020.70

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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.