Home / 2,515,902.36-3,471,033.49-1,427,543.56

Finding the Fourth Proportional to 2,515,902.36, 3,471,033.49 and 1,427,543.56

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Solution

The fourth proportional to 2,515,902.36, 3,471,033.49 and 1,427,543.56 is: 1,969,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,902.36 : 3,471,033.49 = 1,427,543.56 : x
  2. Step 2: Convert to fraction form
    2,515,902.36/3,471,033.49 = 1,427,543.56/x
  3. Step 3: Cross multiply
    2,515,902.36x = 3,471,033.49 × 1,427,543.56
  4. Step 4: Simplify right side
    2,515,902.36x = 4,955,051,505,193.83
  5. Step 5: Solve for x
    x = 4,955,051,505,193.83/2,515,902.36
  6. Step 6: Final answer
    x = 1,969,492.77

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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.