Home / 1,790,752.96-2,471,164.32-985,885.12

Finding the Fourth Proportional to 1,790,752.96, 2,471,164.32 and 985,885.12

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Solution

The fourth proportional to 1,790,752.96, 2,471,164.32 and 985,885.12 is: 1,360,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,752.96 : 2,471,164.32 = 985,885.12 : x
  2. Step 2: Convert to fraction form
    1,790,752.96/2,471,164.32 = 985,885.12/x
  3. Step 3: Cross multiply
    1,790,752.96x = 2,471,164.32 × 985,885.12
  4. Step 4: Simplify right side
    1,790,752.96x = 2,436,284,132,162.92
  5. Step 5: Solve for x
    x = 2,436,284,132,162.92/1,790,752.96
  6. Step 6: Final answer
    x = 1,360,480.30

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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.