Home / 3,325,695.60-4,990,012.20-1,618,892.40

Finding the Fourth Proportional to 3,325,695.60, 4,990,012.20 and 1,618,892.40

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Solution

The fourth proportional to 3,325,695.60, 4,990,012.20 and 1,618,892.40 is: 2,429,053.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,695.60 : 4,990,012.20 = 1,618,892.40 : x
  2. Step 2: Convert to fraction form
    3,325,695.60/4,990,012.20 = 1,618,892.40/x
  3. Step 3: Cross multiply
    3,325,695.60x = 4,990,012.20 × 1,618,892.40
  4. Step 4: Simplify right side
    3,325,695.60x = 8,078,292,826,487.28
  5. Step 5: Solve for x
    x = 8,078,292,826,487.28/3,325,695.60
  6. Step 6: Final answer
    x = 2,429,053.59

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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.