Home / 4,940,338.60-7,411,199.10-2,100,428.20

Finding the Fourth Proportional to 4,940,338.60, 7,411,199.10 and 2,100,428.20

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Solution

The fourth proportional to 4,940,338.60, 7,411,199.10 and 2,100,428.20 is: 3,150,936.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,338.60 : 7,411,199.10 = 2,100,428.20 : x
  2. Step 2: Convert to fraction form
    4,940,338.60/7,411,199.10 = 2,100,428.20/x
  3. Step 3: Cross multiply
    4,940,338.60x = 7,411,199.10 × 2,100,428.20
  4. Step 4: Simplify right side
    4,940,338.60x = 15,566,691,585,454.62
  5. Step 5: Solve for x
    x = 15,566,691,585,454.62/4,940,338.60
  6. Step 6: Final answer
    x = 3,150,936.17

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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.