Home / 2,632,630.20-3,946,320.90-1,210,205.40

Finding the Fourth Proportional to 2,632,630.20, 3,946,320.90 and 1,210,205.40

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Solution

The fourth proportional to 2,632,630.20, 3,946,320.90 and 1,210,205.40 is: 1,814,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,630.20 : 3,946,320.90 = 1,210,205.40 : x
  2. Step 2: Convert to fraction form
    2,632,630.20/3,946,320.90 = 1,210,205.40/x
  3. Step 3: Cross multiply
    2,632,630.20x = 3,946,320.90 × 1,210,205.40
  4. Step 4: Simplify right side
    2,632,630.20x = 4,775,858,863,312.86
  5. Step 5: Solve for x
    x = 4,775,858,863,312.86/2,632,630.20
  6. Step 6: Final answer
    x = 1,814,101.68

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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.