Home / 4,086,646.16-5,639,168.04-2,275,978.64

Finding the Fourth Proportional to 4,086,646.16, 5,639,168.04 and 2,275,978.64

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Solution

The fourth proportional to 4,086,646.16, 5,639,168.04 and 2,275,978.64 is: 3,140,625.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,646.16 : 5,639,168.04 = 2,275,978.64 : x
  2. Step 2: Convert to fraction form
    4,086,646.16/5,639,168.04 = 2,275,978.64/x
  3. Step 3: Cross multiply
    4,086,646.16x = 5,639,168.04 × 2,275,978.64
  4. Step 4: Simplify right side
    4,086,646.16x = 12,834,626,006,410.67
  5. Step 5: Solve for x
    x = 12,834,626,006,410.67/4,086,646.16
  6. Step 6: Final answer
    x = 3,140,625.71

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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.