Home / 3,154,149.49-4,354,179.40-1,847,219.71

Finding the Fourth Proportional to 3,154,149.49, 4,354,179.40 and 1,847,219.71

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Solution

The fourth proportional to 3,154,149.49, 4,354,179.40 and 1,847,219.71 is: 2,550,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,149.49 : 4,354,179.40 = 1,847,219.71 : x
  2. Step 2: Convert to fraction form
    3,154,149.49/4,354,179.40 = 1,847,219.71/x
  3. Step 3: Cross multiply
    3,154,149.49x = 4,354,179.40 × 1,847,219.71
  4. Step 4: Simplify right side
    3,154,149.49x = 8,043,125,995,897.51
  5. Step 5: Solve for x
    x = 8,043,125,995,897.51/3,154,149.49
  6. Step 6: Final answer
    x = 2,550,014.20

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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.