Home / 1,216,904.80-1,825,357.20-901,976.80

Finding the Fourth Proportional to 1,216,904.80, 1,825,357.20 and 901,976.80

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Solution

The fourth proportional to 1,216,904.80, 1,825,357.20 and 901,976.80 is: 1,352,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,904.80 : 1,825,357.20 = 901,976.80 : x
  2. Step 2: Convert to fraction form
    1,216,904.80/1,825,357.20 = 901,976.80/x
  3. Step 3: Cross multiply
    1,216,904.80x = 1,825,357.20 × 901,976.80
  4. Step 4: Simplify right side
    1,216,904.80x = 1,646,429,846,112.96
  5. Step 5: Solve for x
    x = 1,646,429,846,112.96/1,216,904.80
  6. Step 6: Final answer
    x = 1,352,965.20

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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.