Home / 1,588,261.38-2,191,793.49-863,095.38

Finding the Fourth Proportional to 1,588,261.38, 2,191,793.49 and 863,095.38

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Solution

The fourth proportional to 1,588,261.38, 2,191,793.49 and 863,095.38 is: 1,191,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,261.38 : 2,191,793.49 = 863,095.38 : x
  2. Step 2: Convert to fraction form
    1,588,261.38/2,191,793.49 = 863,095.38/x
  3. Step 3: Cross multiply
    1,588,261.38x = 2,191,793.49 × 863,095.38
  4. Step 4: Simplify right side
    1,588,261.38x = 1,891,726,835,133.08
  5. Step 5: Solve for x
    x = 1,891,726,835,133.08/1,588,261.38
  6. Step 6: Final answer
    x = 1,191,067.70

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1.5x scale

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.