Home / 1,049,091.72-1,573,958.30-442,194.28

Finding the Fourth Proportional to 1,049,091.72, 1,573,958.30 and 442,194.28

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Solution

The fourth proportional to 1,049,091.72, 1,573,958.30 and 442,194.28 is: 663,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,091.72 : 1,573,958.30 = 442,194.28 : x
  2. Step 2: Convert to fraction form
    1,049,091.72/1,573,958.30 = 442,194.28/x
  3. Step 3: Cross multiply
    1,049,091.72x = 1,573,958.30 × 442,194.28
  4. Step 4: Simplify right side
    1,049,091.72x = 695,995,357,218.52
  5. Step 5: Solve for x
    x = 695,995,357,218.52/1,049,091.72
  6. Step 6: Final answer
    x = 663,426.60

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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.