Home / 2,114,613.31-2,918,129.74-1,147,722.85

Finding the Fourth Proportional to 2,114,613.31, 2,918,129.74 and 1,147,722.85

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Solution

The fourth proportional to 2,114,613.31, 2,918,129.74 and 1,147,722.85 is: 1,583,837.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,613.31 : 2,918,129.74 = 1,147,722.85 : x
  2. Step 2: Convert to fraction form
    2,114,613.31/2,918,129.74 = 1,147,722.85/x
  3. Step 3: Cross multiply
    2,114,613.31x = 2,918,129.74 × 1,147,722.85
  4. Step 4: Simplify right side
    2,114,613.31x = 3,349,204,181,862.56
  5. Step 5: Solve for x
    x = 3,349,204,181,862.56/2,114,613.31
  6. Step 6: Final answer
    x = 1,583,837.65

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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.