Home / 1,417,879.30-2,127,013.35-471,151.30

Finding the Fourth Proportional to 1,417,879.30, 2,127,013.35 and 471,151.30

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Solution

The fourth proportional to 1,417,879.30, 2,127,013.35 and 471,151.30 is: 706,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,879.30 : 2,127,013.35 = 471,151.30 : x
  2. Step 2: Convert to fraction form
    1,417,879.30/2,127,013.35 = 471,151.30/x
  3. Step 3: Cross multiply
    1,417,879.30x = 2,127,013.35 × 471,151.30
  4. Step 4: Simplify right side
    1,417,879.30x = 1,002,145,104,969.86
  5. Step 5: Solve for x
    x = 1,002,145,104,969.86/1,417,879.30
  6. Step 6: Final answer
    x = 706,791.55

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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.