Home / 3,676,612.41-5,515,066.98-1,280,699.37

Finding the Fourth Proportional to 3,676,612.41, 5,515,066.98 and 1,280,699.37

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Solution

The fourth proportional to 3,676,612.41, 5,515,066.98 and 1,280,699.37 is: 1,921,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,612.41 : 5,515,066.98 = 1,280,699.37 : x
  2. Step 2: Convert to fraction form
    3,676,612.41/5,515,066.98 = 1,280,699.37/x
  3. Step 3: Cross multiply
    3,676,612.41x = 5,515,066.98 × 1,280,699.37
  4. Step 4: Simplify right side
    3,676,612.41x = 7,063,142,806,793.80
  5. Step 5: Solve for x
    x = 7,063,142,806,793.80/3,676,612.41
  6. Step 6: Final answer
    x = 1,921,100.74

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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.