Home / 1,422,827.38-2,134,244.70-581,379.12

Finding the Fourth Proportional to 1,422,827.38, 2,134,244.70 and 581,379.12

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Solution

The fourth proportional to 1,422,827.38, 2,134,244.70 and 581,379.12 is: 872,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,827.38 : 2,134,244.70 = 581,379.12 : x
  2. Step 2: Convert to fraction form
    1,422,827.38/2,134,244.70 = 581,379.12/x
  3. Step 3: Cross multiply
    1,422,827.38x = 2,134,244.70 × 581,379.12
  4. Step 4: Simplify right side
    1,422,827.38x = 1,240,805,305,550.66
  5. Step 5: Solve for x
    x = 1,240,805,305,550.66/1,422,827.38
  6. Step 6: Final answer
    x = 872,070.16

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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.