Home / 1,188,848.36-1,781,811.14-548,262.86

Finding the Fourth Proportional to 1,188,848.36, 1,781,811.14 and 548,262.86

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Solution

The fourth proportional to 1,188,848.36, 1,781,811.14 and 548,262.86 is: 821,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,848.36 : 1,781,811.14 = 548,262.86 : x
  2. Step 2: Convert to fraction form
    1,188,848.36/1,781,811.14 = 548,262.86/x
  3. Step 3: Cross multiply
    1,188,848.36x = 1,781,811.14 × 548,262.86
  4. Step 4: Simplify right side
    1,188,848.36x = 976,900,859,945.89
  5. Step 5: Solve for x
    x = 976,900,859,945.89/1,188,848.36
  6. Step 6: Final answer
    x = 821,720.32

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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.