Home / 2,217,119.01-3,059,407.77-1,286,682.06

Finding the Fourth Proportional to 2,217,119.01, 3,059,407.77 and 1,286,682.06

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Solution

The fourth proportional to 2,217,119.01, 3,059,407.77 and 1,286,682.06 is: 1,775,495.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,119.01 : 3,059,407.77 = 1,286,682.06 : x
  2. Step 2: Convert to fraction form
    2,217,119.01/3,059,407.77 = 1,286,682.06/x
  3. Step 3: Cross multiply
    2,217,119.01x = 3,059,407.77 × 1,286,682.06
  4. Step 4: Simplify right side
    2,217,119.01x = 3,936,485,098,531.33
  5. Step 5: Solve for x
    x = 3,936,485,098,531.33/2,217,119.01
  6. Step 6: Final answer
    x = 1,775,495.63

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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.