Home / 3,934,195.48-5,429,707.14-2,215,651.96

Finding the Fourth Proportional to 3,934,195.48, 5,429,707.14 and 2,215,651.96

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Solution

The fourth proportional to 3,934,195.48, 5,429,707.14 and 2,215,651.96 is: 3,057,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,195.48 : 5,429,707.14 = 2,215,651.96 : x
  2. Step 2: Convert to fraction form
    3,934,195.48/5,429,707.14 = 2,215,651.96/x
  3. Step 3: Cross multiply
    3,934,195.48x = 5,429,707.14 × 2,215,651.96
  4. Step 4: Simplify right side
    3,934,195.48x = 12,030,341,266,966.99
  5. Step 5: Solve for x
    x = 12,030,341,266,966.99/3,934,195.48
  6. Step 6: Final answer
    x = 3,057,891.08

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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.