Home / 3,234,543.20-4,851,814.80-838,368.80

Finding the Fourth Proportional to 3,234,543.20, 4,851,814.80 and 838,368.80

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Solution

The fourth proportional to 3,234,543.20, 4,851,814.80 and 838,368.80 is: 1,257,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234,543.20 : 4,851,814.80 = 838,368.80 : x
  2. Step 2: Convert to fraction form
    3,234,543.20/4,851,814.80 = 838,368.80/x
  3. Step 3: Cross multiply
    3,234,543.20x = 4,851,814.80 × 838,368.80
  4. Step 4: Simplify right side
    3,234,543.20x = 4,067,610,151,698.24
  5. Step 5: Solve for x
    x = 4,067,610,151,698.24/3,234,543.20
  6. Step 6: Final answer
    x = 1,257,553.20

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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.