Home / 4,749,400.20-7,124,100.30-1,908,049.80

Finding the Fourth Proportional to 4,749,400.20, 7,124,100.30 and 1,908,049.80

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Solution

The fourth proportional to 4,749,400.20, 7,124,100.30 and 1,908,049.80 is: 2,862,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749,400.20 : 7,124,100.30 = 1,908,049.80 : x
  2. Step 2: Convert to fraction form
    4,749,400.20/7,124,100.30 = 1,908,049.80/x
  3. Step 3: Cross multiply
    4,749,400.20x = 7,124,100.30 × 1,908,049.80
  4. Step 4: Simplify right side
    4,749,400.20x = 13,593,138,152,594.94
  5. Step 5: Solve for x
    x = 13,593,138,152,594.94/4,749,400.20
  6. Step 6: Final answer
    x = 2,862,074.70

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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.