Home / 1,250,861.89-1,876,430.76-397,734.00

Finding the Fourth Proportional to 1,250,861.89, 1,876,430.76 and 397,734.00

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Solution

The fourth proportional to 1,250,861.89, 1,876,430.76 and 397,734.00 is: 596,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,861.89 : 1,876,430.76 = 397,734.00 : x
  2. Step 2: Convert to fraction form
    1,250,861.89/1,876,430.76 = 397,734.00/x
  3. Step 3: Cross multiply
    1,250,861.89x = 1,876,430.76 × 397,734.00
  4. Step 4: Simplify right side
    1,250,861.89x = 746,320,305,606.98
  5. Step 5: Solve for x
    x = 746,320,305,606.98/1,250,861.89
  6. Step 6: Final answer
    x = 596,644.85

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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.