Home / 998,463.20-1,497,694.80-874,047.20

Finding the Fourth Proportional to 998,463.20, 1,497,694.80 and 874,047.20

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Solution

The fourth proportional to 998,463.20, 1,497,694.80 and 874,047.20 is: 1,311,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,463.20 : 1,497,694.80 = 874,047.20 : x
  2. Step 2: Convert to fraction form
    998,463.20/1,497,694.80 = 874,047.20/x
  3. Step 3: Cross multiply
    998,463.20x = 1,497,694.80 × 874,047.20
  4. Step 4: Simplify right side
    998,463.20x = 1,309,055,946,394.56
  5. Step 5: Solve for x
    x = 1,309,055,946,394.56/998,463.20
  6. Step 6: Final answer
    x = 1,311,070.80

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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.