Home / 3,325,826.60-4,981,367.10-1,330,255.40

Finding the Fourth Proportional to 3,325,826.60, 4,981,367.10 and 1,330,255.40

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Solution

The fourth proportional to 3,325,826.60, 4,981,367.10 and 1,330,255.40 is: 1,992,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,826.60 : 4,981,367.10 = 1,330,255.40 : x
  2. Step 2: Convert to fraction form
    3,325,826.60/4,981,367.10 = 1,330,255.40/x
  3. Step 3: Cross multiply
    3,325,826.60x = 4,981,367.10 × 1,330,255.40
  4. Step 4: Simplify right side
    3,325,826.60x = 6,626,490,484,157.34
  5. Step 5: Solve for x
    x = 6,626,490,484,157.34/3,325,826.60
  6. Step 6: Final answer
    x = 1,992,434.15

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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.