Home / 1,327,210.65-1,831,471.78-754,171.29

Finding the Fourth Proportional to 1,327,210.65, 1,831,471.78 and 754,171.29

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Solution

The fourth proportional to 1,327,210.65, 1,831,471.78 and 754,171.29 is: 1,040,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,210.65 : 1,831,471.78 = 754,171.29 : x
  2. Step 2: Convert to fraction form
    1,327,210.65/1,831,471.78 = 754,171.29/x
  3. Step 3: Cross multiply
    1,327,210.65x = 1,831,471.78 × 754,171.29
  4. Step 4: Simplify right side
    1,327,210.65x = 1,381,243,434,921.20
  5. Step 5: Solve for x
    x = 1,381,243,434,921.20/1,327,210.65
  6. Step 6: Final answer
    x = 1,040,711.54

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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.