Home / 1,294,919.04-1,786,353.12-865,304.64

Finding the Fourth Proportional to 1,294,919.04, 1,786,353.12 and 865,304.64

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Solution

The fourth proportional to 1,294,919.04, 1,786,353.12 and 865,304.64 is: 1,193,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,919.04 : 1,786,353.12 = 865,304.64 : x
  2. Step 2: Convert to fraction form
    1,294,919.04/1,786,353.12 = 865,304.64/x
  3. Step 3: Cross multiply
    1,294,919.04x = 1,786,353.12 × 865,304.64
  4. Step 4: Simplify right side
    1,294,919.04x = 1,545,739,643,414.48
  5. Step 5: Solve for x
    x = 1,545,739,643,414.48/1,294,919.04
  6. Step 6: Final answer
    x = 1,193,695.97

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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.