Home / 1,475,324.43-2,036,141.73-830,870.61

Finding the Fourth Proportional to 1,475,324.43, 2,036,141.73 and 830,870.61

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Solution

The fourth proportional to 1,475,324.43, 2,036,141.73 and 830,870.61 is: 1,146,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,324.43 : 2,036,141.73 = 830,870.61 : x
  2. Step 2: Convert to fraction form
    1,475,324.43/2,036,141.73 = 830,870.61/x
  3. Step 3: Cross multiply
    1,475,324.43x = 2,036,141.73 × 830,870.61
  4. Step 4: Simplify right side
    1,475,324.43x = 1,691,770,321,251.56
  5. Step 5: Solve for x
    x = 1,691,770,321,251.56/1,475,324.43
  6. Step 6: Final answer
    x = 1,146,710.71

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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.