Home / 5,781,551.77-8,668,966.16-2,187,595.89

Finding the Fourth Proportional to 5,781,551.77, 8,668,966.16 and 2,187,595.89

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Solution

The fourth proportional to 5,781,551.77, 8,668,966.16 and 2,187,595.89 is: 3,280,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,551.77 : 8,668,966.16 = 2,187,595.89 : x
  2. Step 2: Convert to fraction form
    5,781,551.77/8,668,966.16 = 2,187,595.89/x
  3. Step 3: Cross multiply
    5,781,551.77x = 8,668,966.16 × 2,187,595.89
  4. Step 4: Simplify right side
    5,781,551.77x = 18,964,194,769,764.22
  5. Step 5: Solve for x
    x = 18,964,194,769,764.22/5,781,551.77
  6. Step 6: Final answer
    x = 3,280,121.93

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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.