Home / 1,463,912.76-2,020,262.70-810,538.73

Finding the Fourth Proportional to 1,463,912.76, 2,020,262.70 and 810,538.73

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Solution

The fourth proportional to 1,463,912.76, 2,020,262.70 and 810,538.73 is: 1,118,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,912.76 : 2,020,262.70 = 810,538.73 : x
  2. Step 2: Convert to fraction form
    1,463,912.76/2,020,262.70 = 810,538.73/x
  3. Step 3: Cross multiply
    1,463,912.76x = 2,020,262.70 × 810,538.73
  4. Step 4: Simplify right side
    1,463,912.76x = 1,637,501,156,816.79
  5. Step 5: Solve for x
    x = 1,637,501,156,816.79/1,463,912.76
  6. Step 6: Final answer
    x = 1,118,578.38

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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.