Home / 2,912,077.82-4,018,680.03-1,605,301.88

Finding the Fourth Proportional to 2,912,077.82, 4,018,680.03 and 1,605,301.88

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Solution

The fourth proportional to 2,912,077.82, 4,018,680.03 and 1,605,301.88 is: 2,215,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,077.82 : 4,018,680.03 = 1,605,301.88 : x
  2. Step 2: Convert to fraction form
    2,912,077.82/4,018,680.03 = 1,605,301.88/x
  3. Step 3: Cross multiply
    2,912,077.82x = 4,018,680.03 × 1,605,301.88
  4. Step 4: Simplify right side
    2,912,077.82x = 6,451,194,587,184.06
  5. Step 5: Solve for x
    x = 6,451,194,587,184.06/2,912,077.82
  6. Step 6: Final answer
    x = 2,215,323.56

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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.