Home / 1,315,874.06-1,969,320.11-1,102,882.46

Finding the Fourth Proportional to 1,315,874.06, 1,969,320.11 and 1,102,882.46

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Solution

The fourth proportional to 1,315,874.06, 1,969,320.11 and 1,102,882.46 is: 1,650,559.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,874.06 : 1,969,320.11 = 1,102,882.46 : x
  2. Step 2: Convert to fraction form
    1,315,874.06/1,969,320.11 = 1,102,882.46/x
  3. Step 3: Cross multiply
    1,315,874.06x = 1,969,320.11 × 1,102,882.46
  4. Step 4: Simplify right side
    1,315,874.06x = 2,171,928,592,083.26
  5. Step 5: Solve for x
    x = 2,171,928,592,083.26/1,315,874.06
  6. Step 6: Final answer
    x = 1,650,559.63

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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.