Home / 2,134,219.56-3,201,334.82-872,047.20

Finding the Fourth Proportional to 2,134,219.56, 3,201,334.82 and 872,047.20

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Solution

The fourth proportional to 2,134,219.56, 3,201,334.82 and 872,047.20 is: 1,308,073.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,219.56 : 3,201,334.82 = 872,047.20 : x
  2. Step 2: Convert to fraction form
    2,134,219.56/3,201,334.82 = 872,047.20/x
  3. Step 3: Cross multiply
    2,134,219.56x = 3,201,334.82 × 872,047.20
  4. Step 4: Simplify right side
    2,134,219.56x = 2,791,715,066,043.50
  5. Step 5: Solve for x
    x = 2,791,715,066,043.50/2,134,219.56
  6. Step 6: Final answer
    x = 1,308,073.04

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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.