Home / 3,397,204.13-4,688,271.05-1,947,179.39

Finding the Fourth Proportional to 3,397,204.13, 4,688,271.05 and 1,947,179.39

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Solution

The fourth proportional to 3,397,204.13, 4,688,271.05 and 1,947,179.39 is: 2,687,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,204.13 : 4,688,271.05 = 1,947,179.39 : x
  2. Step 2: Convert to fraction form
    3,397,204.13/4,688,271.05 = 1,947,179.39/x
  3. Step 3: Cross multiply
    3,397,204.13x = 4,688,271.05 × 1,947,179.39
  4. Step 4: Simplify right side
    3,397,204.13x = 9,128,904,730,116.41
  5. Step 5: Solve for x
    x = 9,128,904,730,116.41/3,397,204.13
  6. Step 6: Final answer
    x = 2,687,181.69

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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.