Home / 1,324,746.55-1,976,931.97-1,317,168.60

Finding the Fourth Proportional to 1,324,746.55, 1,976,931.97 and 1,317,168.60

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Solution

The fourth proportional to 1,324,746.55, 1,976,931.97 and 1,317,168.60 is: 1,965,623.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,746.55 : 1,976,931.97 = 1,317,168.60 : x
  2. Step 2: Convert to fraction form
    1,324,746.55/1,976,931.97 = 1,317,168.60/x
  3. Step 3: Cross multiply
    1,324,746.55x = 1,976,931.97 × 1,317,168.60
  4. Step 4: Simplify right side
    1,324,746.55x = 2,603,952,715,220.14
  5. Step 5: Solve for x
    x = 2,603,952,715,220.14/1,324,746.55
  6. Step 6: Final answer
    x = 1,965,623.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.