Home / 4,712,229.76-6,502,706.32-2,879,753.76

Finding the Fourth Proportional to 4,712,229.76, 6,502,706.32 and 2,879,753.76

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Solution

The fourth proportional to 4,712,229.76, 6,502,706.32 and 2,879,753.76 is: 3,973,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,229.76 : 6,502,706.32 = 2,879,753.76 : x
  2. Step 2: Convert to fraction form
    4,712,229.76/6,502,706.32 = 2,879,753.76/x
  3. Step 3: Cross multiply
    4,712,229.76x = 6,502,706.32 × 2,879,753.76
  4. Step 4: Simplify right side
    4,712,229.76x = 18,726,192,975,195.76
  5. Step 5: Solve for x
    x = 18,726,192,975,195.76/4,712,229.76
  6. Step 6: Final answer
    x = 3,973,955.84

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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.