Home / 1,364,806.73-2,045,769.41-511,320.87

Finding the Fourth Proportional to 1,364,806.73, 2,045,769.41 and 511,320.87

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Solution

The fourth proportional to 1,364,806.73, 2,045,769.41 and 511,320.87 is: 766,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,806.73 : 2,045,769.41 = 511,320.87 : x
  2. Step 2: Convert to fraction form
    1,364,806.73/2,045,769.41 = 511,320.87/x
  3. Step 3: Cross multiply
    1,364,806.73x = 2,045,769.41 × 511,320.87
  4. Step 4: Simplify right side
    1,364,806.73x = 1,046,044,595,818.89
  5. Step 5: Solve for x
    x = 1,046,044,595,818.89/1,364,806.73
  6. Step 6: Final answer
    x = 766,441.56

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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.