Home / 1,163,441.86-1,605,010.88-680,027.38

Finding the Fourth Proportional to 1,163,441.86, 1,605,010.88 and 680,027.38

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Solution

The fourth proportional to 1,163,441.86, 1,605,010.88 and 680,027.38 is: 938,122.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,441.86 : 1,605,010.88 = 680,027.38 : x
  2. Step 2: Convert to fraction form
    1,163,441.86/1,605,010.88 = 680,027.38/x
  3. Step 3: Cross multiply
    1,163,441.86x = 1,605,010.88 × 680,027.38
  4. Step 4: Simplify right side
    1,163,441.86x = 1,091,451,343,597.89
  5. Step 5: Solve for x
    x = 1,091,451,343,597.89/1,163,441.86
  6. Step 6: Final answer
    x = 938,122.81

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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.