Home / 1,216,806.15-1,825,069.83-318,334.62

Finding the Fourth Proportional to 1,216,806.15, 1,825,069.83 and 318,334.62

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Solution

The fourth proportional to 1,216,806.15, 1,825,069.83 and 318,334.62 is: 477,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,806.15 : 1,825,069.83 = 318,334.62 : x
  2. Step 2: Convert to fraction form
    1,216,806.15/1,825,069.83 = 318,334.62/x
  3. Step 3: Cross multiply
    1,216,806.15x = 1,825,069.83 × 318,334.62
  4. Step 4: Simplify right side
    1,216,806.15x = 580,982,910,806.52
  5. Step 5: Solve for x
    x = 580,982,910,806.52/1,216,806.15
  6. Step 6: Final answer
    x = 477,465.46

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1.5x scale

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.