Home / 2,934,542.20-4,401,813.30-1,228,390.60

Finding the Fourth Proportional to 2,934,542.20, 4,401,813.30 and 1,228,390.60

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Solution

The fourth proportional to 2,934,542.20, 4,401,813.30 and 1,228,390.60 is: 1,842,585.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,542.20 : 4,401,813.30 = 1,228,390.60 : x
  2. Step 2: Convert to fraction form
    2,934,542.20/4,401,813.30 = 1,228,390.60/x
  3. Step 3: Cross multiply
    2,934,542.20x = 4,401,813.30 × 1,228,390.60
  4. Step 4: Simplify right side
    2,934,542.20x = 5,407,146,080,674.98
  5. Step 5: Solve for x
    x = 5,407,146,080,674.98/2,934,542.20
  6. Step 6: Final answer
    x = 1,842,585.90

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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.