Home / 3,918,529.20-5,869,920.60-2,233,664.40

Finding the Fourth Proportional to 3,918,529.20, 5,869,920.60 and 2,233,664.40

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Solution

The fourth proportional to 3,918,529.20, 5,869,920.60 and 2,233,664.40 is: 3,346,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,529.20 : 5,869,920.60 = 2,233,664.40 : x
  2. Step 2: Convert to fraction form
    3,918,529.20/5,869,920.60 = 2,233,664.40/x
  3. Step 3: Cross multiply
    3,918,529.20x = 5,869,920.60 × 2,233,664.40
  4. Step 4: Simplify right side
    3,918,529.20x = 13,111,432,675,046.64
  5. Step 5: Solve for x
    x = 13,111,432,675,046.64/3,918,529.20
  6. Step 6: Final answer
    x = 3,346,008.67

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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.