Home / 3,109,502.66-4,291,117.79-1,732,816.17

Finding the Fourth Proportional to 3,109,502.66, 4,291,117.79 and 1,732,816.17

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Solution

The fourth proportional to 3,109,502.66, 4,291,117.79 and 1,732,816.17 is: 2,391,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,502.66 : 4,291,117.79 = 1,732,816.17 : x
  2. Step 2: Convert to fraction form
    3,109,502.66/4,291,117.79 = 1,732,816.17/x
  3. Step 3: Cross multiply
    3,109,502.66x = 4,291,117.79 × 1,732,816.17
  4. Step 4: Simplify right side
    3,109,502.66x = 7,435,718,285,222.58
  5. Step 5: Solve for x
    x = 7,435,718,285,222.58/3,109,502.66
  6. Step 6: Final answer
    x = 2,391,288.61

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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.