Home / 1,094,892.30-1,641,220.65-739,942.20

Finding the Fourth Proportional to 1,094,892.30, 1,641,220.65 and 739,942.20

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Solution

The fourth proportional to 1,094,892.30, 1,641,220.65 and 739,942.20 is: 1,109,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,892.30 : 1,641,220.65 = 739,942.20 : x
  2. Step 2: Convert to fraction form
    1,094,892.30/1,641,220.65 = 739,942.20/x
  3. Step 3: Cross multiply
    1,094,892.30x = 1,641,220.65 × 739,942.20
  4. Step 4: Simplify right side
    1,094,892.30x = 1,214,408,418,446.43
  5. Step 5: Solve for x
    x = 1,214,408,418,446.43/1,094,892.30
  6. Step 6: Final answer
    x = 1,109,157.88

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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.