Home / 1,384,691.80-2,073,411.60-1,113,377.80

Finding the Fourth Proportional to 1,384,691.80, 2,073,411.60 and 1,113,377.80

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Solution

The fourth proportional to 1,384,691.80, 2,073,411.60 and 1,113,377.80 is: 1,667,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,691.80 : 2,073,411.60 = 1,113,377.80 : x
  2. Step 2: Convert to fraction form
    1,384,691.80/2,073,411.60 = 1,113,377.80/x
  3. Step 3: Cross multiply
    1,384,691.80x = 2,073,411.60 × 1,113,377.80
  4. Step 4: Simplify right side
    1,384,691.80x = 2,308,490,445,702.48
  5. Step 5: Solve for x
    x = 2,308,490,445,702.48/1,384,691.80
  6. Step 6: Final answer
    x = 1,667,151.09

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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.