Home / 2,646,554.86-3,969,856.68-753,295.78

Finding the Fourth Proportional to 2,646,554.86, 3,969,856.68 and 753,295.78

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Solution

The fourth proportional to 2,646,554.86, 3,969,856.68 and 753,295.78 is: 1,129,950.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,554.86 : 3,969,856.68 = 753,295.78 : x
  2. Step 2: Convert to fraction form
    2,646,554.86/3,969,856.68 = 753,295.78/x
  3. Step 3: Cross multiply
    2,646,554.86x = 3,969,856.68 × 753,295.78
  4. Step 4: Simplify right side
    2,646,554.86x = 2,990,476,284,248.81
  5. Step 5: Solve for x
    x = 2,990,476,284,248.81/2,646,554.86
  6. Step 6: Final answer
    x = 1,129,950.61

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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.