Home / 1,215,963.52-1,824,141.28-374,514.88

Finding the Fourth Proportional to 1,215,963.52, 1,824,141.28 and 374,514.88

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Solution

The fourth proportional to 1,215,963.52, 1,824,141.28 and 374,514.88 is: 561,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,963.52 : 1,824,141.28 = 374,514.88 : x
  2. Step 2: Convert to fraction form
    1,215,963.52/1,824,141.28 = 374,514.88/x
  3. Step 3: Cross multiply
    1,215,963.52x = 1,824,141.28 × 374,514.88
  4. Step 4: Simplify right side
    1,215,963.52x = 683,168,052,582.25
  5. Step 5: Solve for x
    x = 683,168,052,582.25/1,215,963.52
  6. Step 6: Final answer
    x = 561,832.69

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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.