Home / 2,391,828.31-3,298,041.54-1,954,889.71

Finding the Fourth Proportional to 2,391,828.31, 3,298,041.54 and 1,954,889.71

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Solution

The fourth proportional to 2,391,828.31, 3,298,041.54 and 1,954,889.71 is: 2,695,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,828.31 : 3,298,041.54 = 1,954,889.71 : x
  2. Step 2: Convert to fraction form
    2,391,828.31/3,298,041.54 = 1,954,889.71/x
  3. Step 3: Cross multiply
    2,391,828.31x = 3,298,041.54 × 1,954,889.71
  4. Step 4: Simplify right side
    2,391,828.31x = 6,447,307,469,698.55
  5. Step 5: Solve for x
    x = 6,447,307,469,698.55/2,391,828.31
  6. Step 6: Final answer
    x = 2,695,556.13

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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.