Home / 1,385,877.95-2,079,936.39-587,719.54

Finding the Fourth Proportional to 1,385,877.95, 2,079,936.39 and 587,719.54

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Solution

The fourth proportional to 1,385,877.95, 2,079,936.39 and 587,719.54 is: 882,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,877.95 : 2,079,936.39 = 587,719.54 : x
  2. Step 2: Convert to fraction form
    1,385,877.95/2,079,936.39 = 587,719.54/x
  3. Step 3: Cross multiply
    1,385,877.95x = 2,079,936.39 × 587,719.54
  4. Step 4: Simplify right side
    1,385,877.95x = 1,222,419,245,021.78
  5. Step 5: Solve for x
    x = 1,222,419,245,021.78/1,385,877.95
  6. Step 6: Final answer
    x = 882,054.04

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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.