Home / 2,295,129.28-3,442,696.32-855,790.72

Finding the Fourth Proportional to 2,295,129.28, 3,442,696.32 and 855,790.72

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Solution

The fourth proportional to 2,295,129.28, 3,442,696.32 and 855,790.72 is: 1,283,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295,129.28 : 3,442,696.32 = 855,790.72 : x
  2. Step 2: Convert to fraction form
    2,295,129.28/3,442,696.32 = 855,790.72/x
  3. Step 3: Cross multiply
    2,295,129.28x = 3,442,696.32 × 855,790.72
  4. Step 4: Simplify right side
    2,295,129.28x = 2,946,227,557,036.63
  5. Step 5: Solve for x
    x = 2,946,227,557,036.63/2,295,129.28
  6. Step 6: Final answer
    x = 1,283,686.97

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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.