Home / 2,153,125.62-3,229,581.06-805,189.11

Finding the Fourth Proportional to 2,153,125.62, 3,229,581.06 and 805,189.11

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Solution

The fourth proportional to 2,153,125.62, 3,229,581.06 and 805,189.11 is: 1,207,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,125.62 : 3,229,581.06 = 805,189.11 : x
  2. Step 2: Convert to fraction form
    2,153,125.62/3,229,581.06 = 805,189.11/x
  3. Step 3: Cross multiply
    2,153,125.62x = 3,229,581.06 × 805,189.11
  4. Step 4: Simplify right side
    2,153,125.62x = 2,600,423,499,374.26
  5. Step 5: Solve for x
    x = 2,600,423,499,374.26/2,153,125.62
  6. Step 6: Final answer
    x = 1,207,743.51

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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.