Home / 1,189,882.88-1,641,563.52-760,051.52

Finding the Fourth Proportional to 1,189,882.88, 1,641,563.52 and 760,051.52

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Solution

The fourth proportional to 1,189,882.88, 1,641,563.52 and 760,051.52 is: 1,048,567.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,882.88 : 1,641,563.52 = 760,051.52 : x
  2. Step 2: Convert to fraction form
    1,189,882.88/1,641,563.52 = 760,051.52/x
  3. Step 3: Cross multiply
    1,189,882.88x = 1,641,563.52 × 760,051.52
  4. Step 4: Simplify right side
    1,189,882.88x = 1,247,672,848,552.55
  5. Step 5: Solve for x
    x = 1,247,672,848,552.55/1,189,882.88
  6. Step 6: Final answer
    x = 1,048,567.78

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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.