Home / 3,676,671.69-5,515,316.24-1,117,908.86

Finding the Fourth Proportional to 3,676,671.69, 5,515,316.24 and 1,117,908.86

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Solution

The fourth proportional to 3,676,671.69, 5,515,316.24 and 1,117,908.86 is: 1,676,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,671.69 : 5,515,316.24 = 1,117,908.86 : x
  2. Step 2: Convert to fraction form
    3,676,671.69/5,515,316.24 = 1,117,908.86/x
  3. Step 3: Cross multiply
    3,676,671.69x = 5,515,316.24 × 1,117,908.86
  4. Step 4: Simplify right side
    3,676,671.69x = 6,165,620,890,397.89
  5. Step 5: Solve for x
    x = 6,165,620,890,397.89/3,676,671.69
  6. Step 6: Final answer
    x = 1,676,957.15

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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.