Home / 5,276,498.50-7,912,730.13-2,879,061.58

Finding the Fourth Proportional to 5,276,498.50, 7,912,730.13 and 2,879,061.58

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Solution

The fourth proportional to 5,276,498.50, 7,912,730.13 and 2,879,061.58 is: 4,317,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,498.50 : 7,912,730.13 = 2,879,061.58 : x
  2. Step 2: Convert to fraction form
    5,276,498.50/7,912,730.13 = 2,879,061.58/x
  3. Step 3: Cross multiply
    5,276,498.50x = 7,912,730.13 × 2,879,061.58
  4. Step 4: Simplify right side
    5,276,498.50x = 22,781,237,310,191.41
  5. Step 5: Solve for x
    x = 22,781,237,310,191.41/5,276,498.50
  6. Step 6: Final answer
    x = 4,317,491.48

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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.