Home / 1,973,729.10-2,955,344.85-1,259,892.30

Finding the Fourth Proportional to 1,973,729.10, 2,955,344.85 and 1,259,892.30

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Solution

The fourth proportional to 1,973,729.10, 2,955,344.85 and 1,259,892.30 is: 1,886,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,729.10 : 2,955,344.85 = 1,259,892.30 : x
  2. Step 2: Convert to fraction form
    1,973,729.10/2,955,344.85 = 1,259,892.30/x
  3. Step 3: Cross multiply
    1,973,729.10x = 2,955,344.85 × 1,259,892.30
  4. Step 4: Simplify right side
    1,973,729.10x = 3,723,416,220,359.66
  5. Step 5: Solve for x
    x = 3,723,416,220,359.66/1,973,729.10
  6. Step 6: Final answer
    x = 1,886,487.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.