Home / 3,287,152.85-4,536,186.44-1,836,860.21

Finding the Fourth Proportional to 3,287,152.85, 4,536,186.44 and 1,836,860.21

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Solution

The fourth proportional to 3,287,152.85, 4,536,186.44 and 1,836,860.21 is: 2,534,819.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,152.85 : 4,536,186.44 = 1,836,860.21 : x
  2. Step 2: Convert to fraction form
    3,287,152.85/4,536,186.44 = 1,836,860.21/x
  3. Step 3: Cross multiply
    3,287,152.85x = 4,536,186.44 × 1,836,860.21
  4. Step 4: Simplify right side
    3,287,152.85x = 8,332,340,358,688.77
  5. Step 5: Solve for x
    x = 8,332,340,358,688.77/3,287,152.85
  6. Step 6: Final answer
    x = 2,534,819.87

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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.