Home / 4,105,311.20-6,148,635.60-2,108,434.40

Finding the Fourth Proportional to 4,105,311.20, 6,148,635.60 and 2,108,434.40

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Solution

The fourth proportional to 4,105,311.20, 6,148,635.60 and 2,108,434.40 is: 3,157,859.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105,311.20 : 6,148,635.60 = 2,108,434.40 : x
  2. Step 2: Convert to fraction form
    4,105,311.20/6,148,635.60 = 2,108,434.40/x
  3. Step 3: Cross multiply
    4,105,311.20x = 6,148,635.60 × 2,108,434.40
  4. Step 4: Simplify right side
    4,105,311.20x = 12,963,994,812,104.64
  5. Step 5: Solve for x
    x = 12,963,994,812,104.64/4,105,311.20
  6. Step 6: Final answer
    x = 3,157,859.22

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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.