Home / 1,257,189.27-1,882,782.24-723,588.60

Finding the Fourth Proportional to 1,257,189.27, 1,882,782.24 and 723,588.60

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Solution

The fourth proportional to 1,257,189.27, 1,882,782.24 and 723,588.60 is: 1,083,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,189.27 : 1,882,782.24 = 723,588.60 : x
  2. Step 2: Convert to fraction form
    1,257,189.27/1,882,782.24 = 723,588.60/x
  3. Step 3: Cross multiply
    1,257,189.27x = 1,882,782.24 × 723,588.60
  4. Step 4: Simplify right side
    1,257,189.27x = 1,362,359,765,146.46
  5. Step 5: Solve for x
    x = 1,362,359,765,146.46/1,257,189.27
  6. Step 6: Final answer
    x = 1,083,655.26

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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.