Home / 3,486,021.30-5,215,035.15-3,017,906.10

Finding the Fourth Proportional to 3,486,021.30, 5,215,035.15 and 3,017,906.10

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Solution

The fourth proportional to 3,486,021.30, 5,215,035.15 and 3,017,906.10 is: 4,514,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486,021.30 : 5,215,035.15 = 3,017,906.10 : x
  2. Step 2: Convert to fraction form
    3,486,021.30/5,215,035.15 = 3,017,906.10/x
  3. Step 3: Cross multiply
    3,486,021.30x = 5,215,035.15 × 3,017,906.10
  4. Step 4: Simplify right side
    3,486,021.30x = 15,738,486,390,899.42
  5. Step 5: Solve for x
    x = 15,738,486,390,899.42/3,486,021.30
  6. Step 6: Final answer
    x = 4,514,741.89

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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.