Home / 4,021,945.76-5,550,321.24-2,186,407.56

Finding the Fourth Proportional to 4,021,945.76, 5,550,321.24 and 2,186,407.56

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Solution

The fourth proportional to 4,021,945.76, 5,550,321.24 and 2,186,407.56 is: 3,017,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,945.76 : 5,550,321.24 = 2,186,407.56 : x
  2. Step 2: Convert to fraction form
    4,021,945.76/5,550,321.24 = 2,186,407.56/x
  3. Step 3: Cross multiply
    4,021,945.76x = 5,550,321.24 × 2,186,407.56
  4. Step 4: Simplify right side
    4,021,945.76x = 12,135,264,319,564.58
  5. Step 5: Solve for x
    x = 12,135,264,319,564.58/4,021,945.76
  6. Step 6: Final answer
    x = 3,017,262.05

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1.5x scale

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.