Home / 2,528,198.73-3,488,059.67-1,439,698.46

Finding the Fourth Proportional to 2,528,198.73, 3,488,059.67 and 1,439,698.46

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Solution

The fourth proportional to 2,528,198.73, 3,488,059.67 and 1,439,698.46 is: 1,986,297.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,198.73 : 3,488,059.67 = 1,439,698.46 : x
  2. Step 2: Convert to fraction form
    2,528,198.73/3,488,059.67 = 1,439,698.46/x
  3. Step 3: Cross multiply
    2,528,198.73x = 3,488,059.67 × 1,439,698.46
  4. Step 4: Simplify right side
    2,528,198.73x = 5,021,754,110,648.32
  5. Step 5: Solve for x
    x = 5,021,754,110,648.32/2,528,198.73
  6. Step 6: Final answer
    x = 1,986,297.22

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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.