Home / 1,218,145.05-1,826,103.02-469,627.29

Finding the Fourth Proportional to 1,218,145.05, 1,826,103.02 and 469,627.29

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Solution

The fourth proportional to 1,218,145.05, 1,826,103.02 and 469,627.29 is: 704,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,145.05 : 1,826,103.02 = 469,627.29 : x
  2. Step 2: Convert to fraction form
    1,218,145.05/1,826,103.02 = 469,627.29/x
  3. Step 3: Cross multiply
    1,218,145.05x = 1,826,103.02 × 469,627.29
  4. Step 4: Simplify right side
    1,218,145.05x = 857,587,810,195.28
  5. Step 5: Solve for x
    x = 857,587,810,195.28/1,218,145.05
  6. Step 6: Final answer
    x = 704,011.24

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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.