Home / 1,778,340.37-2,667,512.47-832,375.39

Finding the Fourth Proportional to 1,778,340.37, 2,667,512.47 and 832,375.39

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Solution

The fourth proportional to 1,778,340.37, 2,667,512.47 and 832,375.39 is: 1,248,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,340.37 : 2,667,512.47 = 832,375.39 : x
  2. Step 2: Convert to fraction form
    1,778,340.37/2,667,512.47 = 832,375.39/x
  3. Step 3: Cross multiply
    1,778,340.37x = 2,667,512.47 × 832,375.39
  4. Step 4: Simplify right side
    1,778,340.37x = 2,220,371,719,208.55
  5. Step 5: Solve for x
    x = 2,220,371,719,208.55/1,778,340.37
  6. Step 6: Final answer
    x = 1,248,563.98

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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.