Home / 1,995,590.10-2,993,822.55-647,523.30

Finding the Fourth Proportional to 1,995,590.10, 2,993,822.55 and 647,523.30

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Solution

The fourth proportional to 1,995,590.10, 2,993,822.55 and 647,523.30 is: 971,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,590.10 : 2,993,822.55 = 647,523.30 : x
  2. Step 2: Convert to fraction form
    1,995,590.10/2,993,822.55 = 647,523.30/x
  3. Step 3: Cross multiply
    1,995,590.10x = 2,993,822.55 × 647,523.30
  4. Step 4: Simplify right side
    1,995,590.10x = 1,938,569,857,190.42
  5. Step 5: Solve for x
    x = 1,938,569,857,190.42/1,995,590.10
  6. Step 6: Final answer
    x = 971,426.88

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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.