Home / 1,150,359.30-1,723,570.65-729,143.10

Finding the Fourth Proportional to 1,150,359.30, 1,723,570.65 and 729,143.10

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Solution

The fourth proportional to 1,150,359.30, 1,723,570.65 and 729,143.10 is: 1,092,467.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,359.30 : 1,723,570.65 = 729,143.10 : x
  2. Step 2: Convert to fraction form
    1,150,359.30/1,723,570.65 = 729,143.10/x
  3. Step 3: Cross multiply
    1,150,359.30x = 1,723,570.65 × 729,143.10
  4. Step 4: Simplify right side
    1,150,359.30x = 1,256,729,646,810.01
  5. Step 5: Solve for x
    x = 1,256,729,646,810.01/1,150,359.30
  6. Step 6: Final answer
    x = 1,092,467.06

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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.