Home / 1,031,338.10-1,423,219.41-572,451.44

Finding the Fourth Proportional to 1,031,338.10, 1,423,219.41 and 572,451.44

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Solution

The fourth proportional to 1,031,338.10, 1,423,219.41 and 572,451.44 is: 789,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,338.10 : 1,423,219.41 = 572,451.44 : x
  2. Step 2: Convert to fraction form
    1,031,338.10/1,423,219.41 = 572,451.44/x
  3. Step 3: Cross multiply
    1,031,338.10x = 1,423,219.41 × 572,451.44
  4. Step 4: Simplify right side
    1,031,338.10x = 814,723,993,574.35
  5. Step 5: Solve for x
    x = 814,723,993,574.35/1,031,338.10
  6. Step 6: Final answer
    x = 789,967.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.