Home / 1,036,977.12-1,431,028.32-560,049.12

Finding the Fourth Proportional to 1,036,977.12, 1,431,028.32 and 560,049.12

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Solution

The fourth proportional to 1,036,977.12, 1,431,028.32 and 560,049.12 is: 772,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,977.12 : 1,431,028.32 = 560,049.12 : x
  2. Step 2: Convert to fraction form
    1,036,977.12/1,431,028.32 = 560,049.12/x
  3. Step 3: Cross multiply
    1,036,977.12x = 1,431,028.32 × 560,049.12
  4. Step 4: Simplify right side
    1,036,977.12x = 801,446,151,311.08
  5. Step 5: Solve for x
    x = 801,446,151,311.08/1,036,977.12
  6. Step 6: Final answer
    x = 772,867.73

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1.5x scale

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.