Home / 1,311,202.21-1,966,940.01-501,585.06

Finding the Fourth Proportional to 1,311,202.21, 1,966,940.01 and 501,585.06

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Solution

The fourth proportional to 1,311,202.21, 1,966,940.01 and 501,585.06 is: 752,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,202.21 : 1,966,940.01 = 501,585.06 : x
  2. Step 2: Convert to fraction form
    1,311,202.21/1,966,940.01 = 501,585.06/x
  3. Step 3: Cross multiply
    1,311,202.21x = 1,966,940.01 × 501,585.06
  4. Step 4: Simplify right side
    1,311,202.21x = 986,587,722,932.25
  5. Step 5: Solve for x
    x = 986,587,722,932.25/1,311,202.21
  6. Step 6: Final answer
    x = 752,429.88

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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.