Home / 1,109,514.16-1,664,318.62-435,741.49

Finding the Fourth Proportional to 1,109,514.16, 1,664,318.62 and 435,741.49

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Solution

The fourth proportional to 1,109,514.16, 1,664,318.62 and 435,741.49 is: 653,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,514.16 : 1,664,318.62 = 435,741.49 : x
  2. Step 2: Convert to fraction form
    1,109,514.16/1,664,318.62 = 435,741.49/x
  3. Step 3: Cross multiply
    1,109,514.16x = 1,664,318.62 × 435,741.49
  4. Step 4: Simplify right side
    1,109,514.16x = 725,212,669,691.77
  5. Step 5: Solve for x
    x = 725,212,669,691.77/1,109,514.16
  6. Step 6: Final answer
    x = 653,630.84

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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.