Home / 4,763,812.40-7,141,701.81-2,066,105.78

Finding the Fourth Proportional to 4,763,812.40, 7,141,701.81 and 2,066,105.78

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Solution

The fourth proportional to 4,763,812.40, 7,141,701.81 and 2,066,105.78 is: 3,097,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763,812.40 : 7,141,701.81 = 2,066,105.78 : x
  2. Step 2: Convert to fraction form
    4,763,812.40/7,141,701.81 = 2,066,105.78/x
  3. Step 3: Cross multiply
    4,763,812.40x = 7,141,701.81 × 2,066,105.78
  4. Step 4: Simplify right side
    4,763,812.40x = 14,755,511,388,677.46
  5. Step 5: Solve for x
    x = 14,755,511,388,677.46/4,763,812.40
  6. Step 6: Final answer
    x = 3,097,416.55

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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.