Home / 3,216,984.20-4,825,322.70-1,086,859.40

Finding the Fourth Proportional to 3,216,984.20, 4,825,322.70 and 1,086,859.40

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Solution

The fourth proportional to 3,216,984.20, 4,825,322.70 and 1,086,859.40 is: 1,630,237.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,984.20 : 4,825,322.70 = 1,086,859.40 : x
  2. Step 2: Convert to fraction form
    3,216,984.20/4,825,322.70 = 1,086,859.40/x
  3. Step 3: Cross multiply
    3,216,984.20x = 4,825,322.70 × 1,086,859.40
  4. Step 4: Simplify right side
    3,216,984.20x = 5,244,447,334,528.38
  5. Step 5: Solve for x
    x = 5,244,447,334,528.38/3,216,984.20
  6. Step 6: Final answer
    x = 1,630,237.21

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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.