Home / 1,581,081.33-2,181,892.97-855,929.04

Finding the Fourth Proportional to 1,581,081.33, 2,181,892.97 and 855,929.04

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Solution

The fourth proportional to 1,581,081.33, 2,181,892.97 and 855,929.04 is: 1,181,182.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,081.33 : 2,181,892.97 = 855,929.04 : x
  2. Step 2: Convert to fraction form
    1,581,081.33/2,181,892.97 = 855,929.04/x
  3. Step 3: Cross multiply
    1,581,081.33x = 2,181,892.97 × 855,929.04
  4. Step 4: Simplify right side
    1,581,081.33x = 1,867,545,549,152.57
  5. Step 5: Solve for x
    x = 1,867,545,549,152.57/1,581,081.33
  6. Step 6: Final answer
    x = 1,181,182.47

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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.