Home / 3,400,329.11-4,692,097.42-1,929,769.36

Finding the Fourth Proportional to 3,400,329.11, 4,692,097.42 and 1,929,769.36

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Solution

The fourth proportional to 3,400,329.11, 4,692,097.42 and 1,929,769.36 is: 2,662,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,329.11 : 4,692,097.42 = 1,929,769.36 : x
  2. Step 2: Convert to fraction form
    3,400,329.11/4,692,097.42 = 1,929,769.36/x
  3. Step 3: Cross multiply
    3,400,329.11x = 4,692,097.42 × 1,929,769.36
  4. Step 4: Simplify right side
    3,400,329.11x = 9,054,665,818,696.39
  5. Step 5: Solve for x
    x = 9,054,665,818,696.39/3,400,329.11
  6. Step 6: Final answer
    x = 2,662,879.25

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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.