Home / 1,475,954.72-2,214,631.92-878,096.96

Finding the Fourth Proportional to 1,475,954.72, 2,214,631.92 and 878,096.96

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Solution

The fourth proportional to 1,475,954.72, 2,214,631.92 and 878,096.96 is: 1,317,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,954.72 : 2,214,631.92 = 878,096.96 : x
  2. Step 2: Convert to fraction form
    1,475,954.72/2,214,631.92 = 878,096.96/x
  3. Step 3: Cross multiply
    1,475,954.72x = 2,214,631.92 × 878,096.96
  4. Step 4: Simplify right side
    1,475,954.72x = 1,944,661,556,470.96
  5. Step 5: Solve for x
    x = 1,944,661,556,470.96/1,475,954.72
  6. Step 6: Final answer
    x = 1,317,561.80

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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.