Home / 2,198,256.18-3,033,560.27-1,231,421.07

Finding the Fourth Proportional to 2,198,256.18, 3,033,560.27 and 1,231,421.07

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Solution

The fourth proportional to 2,198,256.18, 3,033,560.27 and 1,231,421.07 is: 1,699,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,256.18 : 3,033,560.27 = 1,231,421.07 : x
  2. Step 2: Convert to fraction form
    2,198,256.18/3,033,560.27 = 1,231,421.07/x
  3. Step 3: Cross multiply
    2,198,256.18x = 3,033,560.27 × 1,231,421.07
  4. Step 4: Simplify right side
    2,198,256.18x = 3,735,590,027,435.78
  5. Step 5: Solve for x
    x = 3,735,590,027,435.78/2,198,256.18
  6. Step 6: Final answer
    x = 1,699,342.44

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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.