Home / 3,530,697.60-5,296,046.40-1,636,809.60

Finding the Fourth Proportional to 3,530,697.60, 5,296,046.40 and 1,636,809.60

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Solution

The fourth proportional to 3,530,697.60, 5,296,046.40 and 1,636,809.60 is: 2,455,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530,697.60 : 5,296,046.40 = 1,636,809.60 : x
  2. Step 2: Convert to fraction form
    3,530,697.60/5,296,046.40 = 1,636,809.60/x
  3. Step 3: Cross multiply
    3,530,697.60x = 5,296,046.40 × 1,636,809.60
  4. Step 4: Simplify right side
    3,530,697.60x = 8,668,619,589,565.44
  5. Step 5: Solve for x
    x = 8,668,619,589,565.44/3,530,697.60
  6. Step 6: Final answer
    x = 2,455,214.40

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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.