Home / 1,496,906.10-2,245,140.45-431,837.10

Finding the Fourth Proportional to 1,496,906.10, 2,245,140.45 and 431,837.10

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Solution

The fourth proportional to 1,496,906.10, 2,245,140.45 and 431,837.10 is: 647,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,906.10 : 2,245,140.45 = 431,837.10 : x
  2. Step 2: Convert to fraction form
    1,496,906.10/2,245,140.45 = 431,837.10/x
  3. Step 3: Cross multiply
    1,496,906.10x = 2,245,140.45 × 431,837.10
  4. Step 4: Simplify right side
    1,496,906.10x = 969,534,941,020.70
  5. Step 5: Solve for x
    x = 969,534,941,020.70/1,496,906.10
  6. Step 6: Final answer
    x = 647,692.56

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1.5x scale

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.