Home / 2,177,656.22-3,264,355.64-979,880.06

Finding the Fourth Proportional to 2,177,656.22, 3,264,355.64 and 979,880.06

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Solution

The fourth proportional to 2,177,656.22, 3,264,355.64 and 979,880.06 is: 1,468,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,656.22 : 3,264,355.64 = 979,880.06 : x
  2. Step 2: Convert to fraction form
    2,177,656.22/3,264,355.64 = 979,880.06/x
  3. Step 3: Cross multiply
    2,177,656.22x = 3,264,355.64 × 979,880.06
  4. Step 4: Simplify right side
    2,177,656.22x = 3,198,677,000,384.54
  5. Step 5: Solve for x
    x = 3,198,677,000,384.54/2,177,656.22
  6. Step 6: Final answer
    x = 1,468,862.24

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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.