Home / 1,073,242.61-1,610,602.04-442,156.42

Finding the Fourth Proportional to 1,073,242.61, 1,610,602.04 and 442,156.42

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Solution

The fourth proportional to 1,073,242.61, 1,610,602.04 and 442,156.42 is: 663,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,242.61 : 1,610,602.04 = 442,156.42 : x
  2. Step 2: Convert to fraction form
    1,073,242.61/1,610,602.04 = 442,156.42/x
  3. Step 3: Cross multiply
    1,073,242.61x = 1,610,602.04 × 442,156.42
  4. Step 4: Simplify right side
    1,073,242.61x = 712,138,035,169.74
  5. Step 5: Solve for x
    x = 712,138,035,169.74/1,073,242.61
  6. Step 6: Final answer
    x = 663,538.73

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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.