Home / 1,352,247.36-1,867,365.60-869,650.48

Finding the Fourth Proportional to 1,352,247.36, 1,867,365.60 and 869,650.48

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Solution

The fourth proportional to 1,352,247.36, 1,867,365.60 and 869,650.48 is: 1,200,930.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,247.36 : 1,867,365.60 = 869,650.48 : x
  2. Step 2: Convert to fraction form
    1,352,247.36/1,867,365.60 = 869,650.48/x
  3. Step 3: Cross multiply
    1,352,247.36x = 1,867,365.60 × 869,650.48
  4. Step 4: Simplify right side
    1,352,247.36x = 1,623,955,390,375.49
  5. Step 5: Solve for x
    x = 1,623,955,390,375.49/1,352,247.36
  6. Step 6: Final answer
    x = 1,200,930.72

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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.