Home / 3,869,655.04-5,339,806.56-2,278,116.14

Finding the Fourth Proportional to 3,869,655.04, 5,339,806.56 and 2,278,116.14

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Solution

The fourth proportional to 3,869,655.04, 5,339,806.56 and 2,278,116.14 is: 3,143,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,655.04 : 5,339,806.56 = 2,278,116.14 : x
  2. Step 2: Convert to fraction form
    3,869,655.04/5,339,806.56 = 2,278,116.14/x
  3. Step 3: Cross multiply
    3,869,655.04x = 5,339,806.56 × 2,278,116.14
  4. Step 4: Simplify right side
    3,869,655.04x = 12,164,699,518,558.46
  5. Step 5: Solve for x
    x = 12,164,699,518,558.46/3,869,655.04
  6. Step 6: Final answer
    x = 3,143,613.42

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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.