Home / 2,676,927.18-4,015,390.65-783,668.61

Finding the Fourth Proportional to 2,676,927.18, 4,015,390.65 and 783,668.61

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Solution

The fourth proportional to 2,676,927.18, 4,015,390.65 and 783,668.61 is: 1,175,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,927.18 : 4,015,390.65 = 783,668.61 : x
  2. Step 2: Convert to fraction form
    2,676,927.18/4,015,390.65 = 783,668.61/x
  3. Step 3: Cross multiply
    2,676,927.18x = 4,015,390.65 × 783,668.61
  4. Step 4: Simplify right side
    2,676,927.18x = 3,146,735,609,292.50
  5. Step 5: Solve for x
    x = 3,146,735,609,292.50/2,676,927.18
  6. Step 6: Final answer
    x = 1,175,502.88

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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.