Home / 3,891,279.76-5,371,399.04-2,342,613.49

Finding the Fourth Proportional to 3,891,279.76, 5,371,399.04 and 2,342,613.49

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Solution

The fourth proportional to 3,891,279.76, 5,371,399.04 and 2,342,613.49 is: 3,233,669.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,279.76 : 5,371,399.04 = 2,342,613.49 : x
  2. Step 2: Convert to fraction form
    3,891,279.76/5,371,399.04 = 2,342,613.49/x
  3. Step 3: Cross multiply
    3,891,279.76x = 5,371,399.04 × 2,342,613.49
  4. Step 4: Simplify right side
    3,891,279.76x = 12,583,111,826,135.48
  5. Step 5: Solve for x
    x = 12,583,111,826,135.48/3,891,279.76
  6. Step 6: Final answer
    x = 3,233,669.28

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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.