Home / 2,687,020.20-4,030,530.30-1,624,138.20

Finding the Fourth Proportional to 2,687,020.20, 4,030,530.30 and 1,624,138.20

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Solution

The fourth proportional to 2,687,020.20, 4,030,530.30 and 1,624,138.20 is: 2,436,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,020.20 : 4,030,530.30 = 1,624,138.20 : x
  2. Step 2: Convert to fraction form
    2,687,020.20/4,030,530.30 = 1,624,138.20/x
  3. Step 3: Cross multiply
    2,687,020.20x = 4,030,530.30 × 1,624,138.20
  4. Step 4: Simplify right side
    2,687,020.20x = 6,546,138,226,487.46
  5. Step 5: Solve for x
    x = 6,546,138,226,487.46/2,687,020.20
  6. Step 6: Final answer
    x = 2,436,207.30

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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.