Home / 3,225,766.20-4,838,649.30-3,175,999.80

Finding the Fourth Proportional to 3,225,766.20, 4,838,649.30 and 3,175,999.80

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Solution

The fourth proportional to 3,225,766.20, 4,838,649.30 and 3,175,999.80 is: 4,763,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225,766.20 : 4,838,649.30 = 3,175,999.80 : x
  2. Step 2: Convert to fraction form
    3,225,766.20/4,838,649.30 = 3,175,999.80/x
  3. Step 3: Cross multiply
    3,225,766.20x = 4,838,649.30 × 3,175,999.80
  4. Step 4: Simplify right side
    3,225,766.20x = 15,367,549,209,070.14
  5. Step 5: Solve for x
    x = 15,367,549,209,070.14/3,225,766.20
  6. Step 6: Final answer
    x = 4,763,999.70

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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.