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Finding the Fourth Proportional to 2,895,268.64, 4,342,934.39 and 873,530.66

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Solution

The fourth proportional to 2,895,268.64, 4,342,934.39 and 873,530.66 is: 1,310,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,268.64 : 4,342,934.39 = 873,530.66 : x
  2. Step 2: Convert to fraction form
    2,895,268.64/4,342,934.39 = 873,530.66/x
  3. Step 3: Cross multiply
    2,895,268.64x = 4,342,934.39 × 873,530.66
  4. Step 4: Simplify right side
    2,895,268.64x = 3,793,686,324,502.55
  5. Step 5: Solve for x
    x = 3,793,686,324,502.55/2,895,268.64
  6. Step 6: Final answer
    x = 1,310,305.47

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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.