Home / 1,041,218.72-1,562,068.66-442,199.42

Finding the Fourth Proportional to 1,041,218.72, 1,562,068.66 and 442,199.42

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Solution

The fourth proportional to 1,041,218.72, 1,562,068.66 and 442,199.42 is: 663,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,218.72 : 1,562,068.66 = 442,199.42 : x
  2. Step 2: Convert to fraction form
    1,041,218.72/1,562,068.66 = 442,199.42/x
  3. Step 3: Cross multiply
    1,041,218.72x = 1,562,068.66 × 442,199.42
  4. Step 4: Simplify right side
    1,041,218.72x = 690,745,855,452.18
  5. Step 5: Solve for x
    x = 690,745,855,452.18/1,041,218.72
  6. Step 6: Final answer
    x = 663,401.30

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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.