Home / 1,326,004.32-1,829,405.97-867,380.70

Finding the Fourth Proportional to 1,326,004.32, 1,829,405.97 and 867,380.70

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Solution

The fourth proportional to 1,326,004.32, 1,829,405.97 and 867,380.70 is: 1,196,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,004.32 : 1,829,405.97 = 867,380.70 : x
  2. Step 2: Convert to fraction form
    1,326,004.32/1,829,405.97 = 867,380.70/x
  3. Step 3: Cross multiply
    1,326,004.32x = 1,829,405.97 × 867,380.70
  4. Step 4: Simplify right side
    1,326,004.32x = 1,586,791,430,842.78
  5. Step 5: Solve for x
    x = 1,586,791,430,842.78/1,326,004.32
  6. Step 6: Final answer
    x = 1,196,671.39

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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.