Home / 1,366,949.38-1,886,407.66-755,099.68

Finding the Fourth Proportional to 1,366,949.38, 1,886,407.66 and 755,099.68

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Solution

The fourth proportional to 1,366,949.38, 1,886,407.66 and 755,099.68 is: 1,042,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,949.38 : 1,886,407.66 = 755,099.68 : x
  2. Step 2: Convert to fraction form
    1,366,949.38/1,886,407.66 = 755,099.68/x
  3. Step 3: Cross multiply
    1,366,949.38x = 1,886,407.66 × 755,099.68
  4. Step 4: Simplify right side
    1,366,949.38x = 1,424,425,816,643.40
  5. Step 5: Solve for x
    x = 1,424,425,816,643.40/1,366,949.38
  6. Step 6: Final answer
    x = 1,042,047.23

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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.