Home / 2,416,976-3,618,465.28-1,820,449.92

Finding the Fourth Proportional to 2,416,976, 3,618,465.28 and 1,820,449.92

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Solution

The fourth proportional to 2,416,976, 3,618,465.28 and 1,820,449.92 is: 2,725,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416,976 : 3,618,465.28 = 1,820,449.92 : x
  2. Step 2: Convert to fraction form
    2,416,976/3,618,465.28 = 1,820,449.92/x
  3. Step 3: Cross multiply
    2,416,976x = 3,618,465.28 × 1,820,449.92
  4. Step 4: Simplify right side
    2,416,976x = 6,587,234,829,498.78
  5. Step 5: Solve for x
    x = 6,587,234,829,498.78/2,416,976
  6. Step 6: Final answer
    x = 2,725,403.49

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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.