Home / 941,891.80-1,412,837.70-859,223.20

Finding the Fourth Proportional to 941,891.80, 1,412,837.70 and 859,223.20

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Solution

The fourth proportional to 941,891.80, 1,412,837.70 and 859,223.20 is: 1,288,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,891.80 : 1,412,837.70 = 859,223.20 : x
  2. Step 2: Convert to fraction form
    941,891.80/1,412,837.70 = 859,223.20/x
  3. Step 3: Cross multiply
    941,891.80x = 1,412,837.70 × 859,223.20
  4. Step 4: Simplify right side
    941,891.80x = 1,213,942,929,674.64
  5. Step 5: Solve for x
    x = 1,213,942,929,674.64/941,891.80
  6. Step 6: Final answer
    x = 1,288,834.80

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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.