Home / 1,606,379.13-2,216,790.24-871,331.55

Finding the Fourth Proportional to 1,606,379.13, 2,216,790.24 and 871,331.55

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Solution

The fourth proportional to 1,606,379.13, 2,216,790.24 and 871,331.55 is: 1,202,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,379.13 : 2,216,790.24 = 871,331.55 : x
  2. Step 2: Convert to fraction form
    1,606,379.13/2,216,790.24 = 871,331.55/x
  3. Step 3: Cross multiply
    1,606,379.13x = 2,216,790.24 × 871,331.55
  4. Step 4: Simplify right side
    1,606,379.13x = 1,931,559,275,844.07
  5. Step 5: Solve for x
    x = 1,931,559,275,844.07/1,606,379.13
  6. Step 6: Final answer
    x = 1,202,430.51

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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.