Home / 1,269,829.52-1,751,865.87-725,673.38

Finding the Fourth Proportional to 1,269,829.52, 1,751,865.87 and 725,673.38

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Solution

The fourth proportional to 1,269,829.52, 1,751,865.87 and 725,673.38 is: 1,001,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,829.52 : 1,751,865.87 = 725,673.38 : x
  2. Step 2: Convert to fraction form
    1,269,829.52/1,751,865.87 = 725,673.38/x
  3. Step 3: Cross multiply
    1,269,829.52x = 1,751,865.87 × 725,673.38
  4. Step 4: Simplify right side
    1,269,829.52x = 1,271,282,421,151.49
  5. Step 5: Solve for x
    x = 1,271,282,421,151.49/1,269,829.52
  6. Step 6: Final answer
    x = 1,001,144.17

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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.