Home / 2,736,828.39-4,104,851.27-939,678.15

Finding the Fourth Proportional to 2,736,828.39, 4,104,851.27 and 939,678.15

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Solution

The fourth proportional to 2,736,828.39, 4,104,851.27 and 939,678.15 is: 1,409,382.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736,828.39 : 4,104,851.27 = 939,678.15 : x
  2. Step 2: Convert to fraction form
    2,736,828.39/4,104,851.27 = 939,678.15/x
  3. Step 3: Cross multiply
    2,736,828.39x = 4,104,851.27 × 939,678.15
  4. Step 4: Simplify right side
    2,736,828.39x = 3,857,239,042,720.36
  5. Step 5: Solve for x
    x = 3,857,239,042,720.36/2,736,828.39
  6. Step 6: Final answer
    x = 1,409,382.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.