Home / 2,767,921.20-4,151,881.80-2,705,713.20

Finding the Fourth Proportional to 2,767,921.20, 4,151,881.80 and 2,705,713.20

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Solution

The fourth proportional to 2,767,921.20, 4,151,881.80 and 2,705,713.20 is: 4,058,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,921.20 : 4,151,881.80 = 2,705,713.20 : x
  2. Step 2: Convert to fraction form
    2,767,921.20/4,151,881.80 = 2,705,713.20/x
  3. Step 3: Cross multiply
    2,767,921.20x = 4,151,881.80 × 2,705,713.20
  4. Step 4: Simplify right side
    2,767,921.20x = 11,233,801,391,099.76
  5. Step 5: Solve for x
    x = 11,233,801,391,099.76/2,767,921.20
  6. Step 6: Final answer
    x = 4,058,569.80

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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.