Home / 1,026,717.60-1,540,181.97-387,559.71

Finding the Fourth Proportional to 1,026,717.60, 1,540,181.97 and 387,559.71

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Solution

The fourth proportional to 1,026,717.60, 1,540,181.97 and 387,559.71 is: 581,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,717.60 : 1,540,181.97 = 387,559.71 : x
  2. Step 2: Convert to fraction form
    1,026,717.60/1,540,181.97 = 387,559.71/x
  3. Step 3: Cross multiply
    1,026,717.60x = 1,540,181.97 × 387,559.71
  4. Step 4: Simplify right side
    1,026,717.60x = 596,912,477,640.43
  5. Step 5: Solve for x
    x = 596,912,477,640.43/1,026,717.60
  6. Step 6: Final answer
    x = 581,379.41

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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.