Home / 859,194.30-1,290,168.45-683,165.10

Finding the Fourth Proportional to 859,194.30, 1,290,168.45 and 683,165.10

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Solution

The fourth proportional to 859,194.30, 1,290,168.45 and 683,165.10 is: 1,025,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,194.30 : 1,290,168.45 = 683,165.10 : x
  2. Step 2: Convert to fraction form
    859,194.30/1,290,168.45 = 683,165.10/x
  3. Step 3: Cross multiply
    859,194.30x = 1,290,168.45 × 683,165.10
  4. Step 4: Simplify right side
    859,194.30x = 881,398,058,161.10
  5. Step 5: Solve for x
    x = 881,398,058,161.10/859,194.30
  6. Step 6: Final answer
    x = 1,025,842.53

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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.