Home / 1,493,709.62-2,240,565.78-640,227.41

Finding the Fourth Proportional to 1,493,709.62, 2,240,565.78 and 640,227.41

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Solution

The fourth proportional to 1,493,709.62, 2,240,565.78 and 640,227.41 is: 960,341.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,709.62 : 2,240,565.78 = 640,227.41 : x
  2. Step 2: Convert to fraction form
    1,493,709.62/2,240,565.78 = 640,227.41/x
  3. Step 3: Cross multiply
    1,493,709.62x = 2,240,565.78 × 640,227.41
  4. Step 4: Simplify right side
    1,493,709.62x = 1,434,471,615,061.20
  5. Step 5: Solve for x
    x = 1,434,471,615,061.20/1,493,709.62
  6. Step 6: Final answer
    x = 960,341.69

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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.