Home / 3,509,200.80-5,263,801.20-1,113,232.95

Finding the Fourth Proportional to 3,509,200.80, 5,263,801.20 and 1,113,232.95

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Solution

The fourth proportional to 3,509,200.80, 5,263,801.20 and 1,113,232.95 is: 1,669,849.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,200.80 : 5,263,801.20 = 1,113,232.95 : x
  2. Step 2: Convert to fraction form
    3,509,200.80/5,263,801.20 = 1,113,232.95/x
  3. Step 3: Cross multiply
    3,509,200.80x = 5,263,801.20 × 1,113,232.95
  4. Step 4: Simplify right side
    3,509,200.80x = 5,859,836,938,089.54
  5. Step 5: Solve for x
    x = 5,859,836,938,089.54/3,509,200.80
  6. Step 6: Final answer
    x = 1,669,849.43

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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.