Home / 1,522,081.14-2,100,487.41-918,352.50

Finding the Fourth Proportional to 1,522,081.14, 2,100,487.41 and 918,352.50

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Solution

The fourth proportional to 1,522,081.14, 2,100,487.41 and 918,352.50 is: 1,267,335.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,081.14 : 2,100,487.41 = 918,352.50 : x
  2. Step 2: Convert to fraction form
    1,522,081.14/2,100,487.41 = 918,352.50/x
  3. Step 3: Cross multiply
    1,522,081.14x = 2,100,487.41 × 918,352.50
  4. Step 4: Simplify right side
    1,522,081.14x = 1,928,987,864,192.03
  5. Step 5: Solve for x
    x = 1,928,987,864,192.03/1,522,081.14
  6. Step 6: Final answer
    x = 1,267,335.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.