Home / 2,870,448.54-3,965,247.99-2,719,283.10

Finding the Fourth Proportional to 2,870,448.54, 3,965,247.99 and 2,719,283.10

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Solution

The fourth proportional to 2,870,448.54, 3,965,247.99 and 2,719,283.10 is: 3,756,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,448.54 : 3,965,247.99 = 2,719,283.10 : x
  2. Step 2: Convert to fraction form
    2,870,448.54/3,965,247.99 = 2,719,283.10/x
  3. Step 3: Cross multiply
    2,870,448.54x = 3,965,247.99 × 2,719,283.10
  4. Step 4: Simplify right side
    2,870,448.54x = 10,782,631,846,515.97
  5. Step 5: Solve for x
    x = 10,782,631,846,515.97/2,870,448.54
  6. Step 6: Final answer
    x = 3,756,427.50

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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.