Home / 1,195,976.40-1,793,925.72-485,794.32

Finding the Fourth Proportional to 1,195,976.40, 1,793,925.72 and 485,794.32

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Solution

The fourth proportional to 1,195,976.40, 1,793,925.72 and 485,794.32 is: 728,675.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,976.40 : 1,793,925.72 = 485,794.32 : x
  2. Step 2: Convert to fraction form
    1,195,976.40/1,793,925.72 = 485,794.32/x
  3. Step 3: Cross multiply
    1,195,976.40x = 1,793,925.72 × 485,794.32
  4. Step 4: Simplify right side
    1,195,976.40x = 871,478,925,277.91
  5. Step 5: Solve for x
    x = 871,478,925,277.91/1,195,976.40
  6. Step 6: Final answer
    x = 728,675.69

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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.