Home / 3,941,238.39-5,438,906.57-2,130,402.39

Finding the Fourth Proportional to 3,941,238.39, 5,438,906.57 and 2,130,402.39

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Solution

The fourth proportional to 3,941,238.39, 5,438,906.57 and 2,130,402.39 is: 2,939,954.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,238.39 : 5,438,906.57 = 2,130,402.39 : x
  2. Step 2: Convert to fraction form
    3,941,238.39/5,438,906.57 = 2,130,402.39/x
  3. Step 3: Cross multiply
    3,941,238.39x = 5,438,906.57 × 2,130,402.39
  4. Step 4: Simplify right side
    3,941,238.39x = 11,587,059,561,040.71
  5. Step 5: Solve for x
    x = 11,587,059,561,040.71/3,941,238.39
  6. Step 6: Final answer
    x = 2,939,954.00

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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.