Home / 1,417,367.80-2,126,051.70-1,098,503.20

Finding the Fourth Proportional to 1,417,367.80, 2,126,051.70 and 1,098,503.20

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Solution

The fourth proportional to 1,417,367.80, 2,126,051.70 and 1,098,503.20 is: 1,647,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,367.80 : 2,126,051.70 = 1,098,503.20 : x
  2. Step 2: Convert to fraction form
    1,417,367.80/2,126,051.70 = 1,098,503.20/x
  3. Step 3: Cross multiply
    1,417,367.80x = 2,126,051.70 × 1,098,503.20
  4. Step 4: Simplify right side
    1,417,367.80x = 2,335,474,595,815.44
  5. Step 5: Solve for x
    x = 2,335,474,595,815.44/1,417,367.80
  6. Step 6: Final answer
    x = 1,647,754.80

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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.