Home / 2,889,000.80-4,334,019.60-1,206,274.40

Finding the Fourth Proportional to 2,889,000.80, 4,334,019.60 and 1,206,274.40

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Solution

The fourth proportional to 2,889,000.80, 4,334,019.60 and 1,206,274.40 is: 1,809,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,000.80 : 4,334,019.60 = 1,206,274.40 : x
  2. Step 2: Convert to fraction form
    2,889,000.80/4,334,019.60 = 1,206,274.40/x
  3. Step 3: Cross multiply
    2,889,000.80x = 4,334,019.60 × 1,206,274.40
  4. Step 4: Simplify right side
    2,889,000.80x = 5,228,016,892,578.24
  5. Step 5: Solve for x
    x = 5,228,016,892,578.24/2,889,000.80
  6. Step 6: Final answer
    x = 1,809,628.05

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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.