Home / 3,561,082.79-4,914,287.37-1,929,534.31

Finding the Fourth Proportional to 3,561,082.79, 4,914,287.37 and 1,929,534.31

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Solution

The fourth proportional to 3,561,082.79, 4,914,287.37 and 1,929,534.31 is: 2,662,753.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,082.79 : 4,914,287.37 = 1,929,534.31 : x
  2. Step 2: Convert to fraction form
    3,561,082.79/4,914,287.37 = 1,929,534.31/x
  3. Step 3: Cross multiply
    3,561,082.79x = 4,914,287.37 × 1,929,534.31
  4. Step 4: Simplify right side
    3,561,082.79x = 9,482,286,077,328.95
  5. Step 5: Solve for x
    x = 9,482,286,077,328.95/3,561,082.79
  6. Step 6: Final answer
    x = 2,662,753.62

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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.