Home / 3,960,423.48-5,465,394.90-2,149,587.48

Finding the Fourth Proportional to 3,960,423.48, 5,465,394.90 and 2,149,587.48

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Solution

The fourth proportional to 3,960,423.48, 5,465,394.90 and 2,149,587.48 is: 2,966,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,423.48 : 5,465,394.90 = 2,149,587.48 : x
  2. Step 2: Convert to fraction form
    3,960,423.48/5,465,394.90 = 2,149,587.48/x
  3. Step 3: Cross multiply
    3,960,423.48x = 5,465,394.90 × 2,149,587.48
  4. Step 4: Simplify right side
    3,960,423.48x = 11,748,344,450,295.85
  5. Step 5: Solve for x
    x = 11,748,344,450,295.85/3,960,423.48
  6. Step 6: Final answer
    x = 2,966,436.42

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1.5x scale

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.