Home / 1,981,568.40-2,973,274.20-1,036,006.80

Finding the Fourth Proportional to 1,981,568.40, 2,973,274.20 and 1,036,006.80

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Solution

The fourth proportional to 1,981,568.40, 2,973,274.20 and 1,036,006.80 is: 1,554,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,568.40 : 2,973,274.20 = 1,036,006.80 : x
  2. Step 2: Convert to fraction form
    1,981,568.40/2,973,274.20 = 1,036,006.80/x
  3. Step 3: Cross multiply
    1,981,568.40x = 2,973,274.20 × 1,036,006.80
  4. Step 4: Simplify right side
    1,981,568.40x = 3,080,332,289,464.56
  5. Step 5: Solve for x
    x = 3,080,332,289,464.56/1,981,568.40
  6. Step 6: Final answer
    x = 1,554,492.03

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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.