Home / 2,224,539.14-3,070,021.38-1,257,678.59

Finding the Fourth Proportional to 2,224,539.14, 3,070,021.38 and 1,257,678.59

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Solution

The fourth proportional to 2,224,539.14, 3,070,021.38 and 1,257,678.59 is: 1,735,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224,539.14 : 3,070,021.38 = 1,257,678.59 : x
  2. Step 2: Convert to fraction form
    2,224,539.14/3,070,021.38 = 1,257,678.59/x
  3. Step 3: Cross multiply
    2,224,539.14x = 3,070,021.38 × 1,257,678.59
  4. Step 4: Simplify right side
    2,224,539.14x = 3,861,100,160,468.25
  5. Step 5: Solve for x
    x = 3,861,100,160,468.25/2,224,539.14
  6. Step 6: Final answer
    x = 1,735,685.42

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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.