Home / 4,376,540.80-6,561,700.80-1,981,532.80

Finding the Fourth Proportional to 4,376,540.80, 6,561,700.80 and 1,981,532.80

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Solution

The fourth proportional to 4,376,540.80, 6,561,700.80 and 1,981,532.80 is: 2,970,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376,540.80 : 6,561,700.80 = 1,981,532.80 : x
  2. Step 2: Convert to fraction form
    4,376,540.80/6,561,700.80 = 1,981,532.80/x
  3. Step 3: Cross multiply
    4,376,540.80x = 6,561,700.80 × 1,981,532.80
  4. Step 4: Simplify right side
    4,376,540.80x = 13,002,225,358,986.24
  5. Step 5: Solve for x
    x = 13,002,225,358,986.24/4,376,540.80
  6. Step 6: Final answer
    x = 2,970,890.93

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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.