Home / 1,150,548.73-1,587,811.62-641,254.75

Finding the Fourth Proportional to 1,150,548.73, 1,587,811.62 and 641,254.75

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Solution

The fourth proportional to 1,150,548.73, 1,587,811.62 and 641,254.75 is: 884,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,548.73 : 1,587,811.62 = 641,254.75 : x
  2. Step 2: Convert to fraction form
    1,150,548.73/1,587,811.62 = 641,254.75/x
  3. Step 3: Cross multiply
    1,150,548.73x = 1,587,811.62 × 641,254.75
  4. Step 4: Simplify right side
    1,150,548.73x = 1,018,191,743,430.20
  5. Step 5: Solve for x
    x = 1,018,191,743,430.20/1,150,548.73
  6. Step 6: Final answer
    x = 884,961.86

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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.