Home / 2,287,092.52-3,430,665.60-689,669.56

Finding the Fourth Proportional to 2,287,092.52, 3,430,665.60 and 689,669.56

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Solution

The fourth proportional to 2,287,092.52, 3,430,665.60 and 689,669.56 is: 1,034,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,092.52 : 3,430,665.60 = 689,669.56 : x
  2. Step 2: Convert to fraction form
    2,287,092.52/3,430,665.60 = 689,669.56/x
  3. Step 3: Cross multiply
    2,287,092.52x = 3,430,665.60 × 689,669.56
  4. Step 4: Simplify right side
    2,287,092.52x = 2,366,025,634,859.14
  5. Step 5: Solve for x
    x = 2,366,025,634,859.14/2,287,092.52
  6. Step 6: Final answer
    x = 1,034,512.43

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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.