Home / 2,008,120.60-3,012,161.70-491,810.20

Finding the Fourth Proportional to 2,008,120.60, 3,012,161.70 and 491,810.20

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Solution

The fourth proportional to 2,008,120.60, 3,012,161.70 and 491,810.20 is: 737,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,120.60 : 3,012,161.70 = 491,810.20 : x
  2. Step 2: Convert to fraction form
    2,008,120.60/3,012,161.70 = 491,810.20/x
  3. Step 3: Cross multiply
    2,008,120.60x = 3,012,161.70 × 491,810.20
  4. Step 4: Simplify right side
    2,008,120.60x = 1,481,411,848,109.34
  5. Step 5: Solve for x
    x = 1,481,411,848,109.34/2,008,120.60
  6. Step 6: Final answer
    x = 737,710.60

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1.5x scale

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.