Home / 1,291,505.82-1,937,277.36-450,057.57

Finding the Fourth Proportional to 1,291,505.82, 1,937,277.36 and 450,057.57

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Solution

The fourth proportional to 1,291,505.82, 1,937,277.36 and 450,057.57 is: 675,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,505.82 : 1,937,277.36 = 450,057.57 : x
  2. Step 2: Convert to fraction form
    1,291,505.82/1,937,277.36 = 450,057.57/x
  3. Step 3: Cross multiply
    1,291,505.82x = 1,937,277.36 × 450,057.57
  4. Step 4: Simplify right side
    1,291,505.82x = 871,886,341,057.62
  5. Step 5: Solve for x
    x = 871,886,341,057.62/1,291,505.82
  6. Step 6: Final answer
    x = 675,092.85

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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.