Home / 5,117,448.57-7,679,876.69-2,001,959.45

Finding the Fourth Proportional to 5,117,448.57, 7,679,876.69 and 2,001,959.45

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Solution

The fourth proportional to 5,117,448.57, 7,679,876.69 and 2,001,959.45 is: 3,004,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117,448.57 : 7,679,876.69 = 2,001,959.45 : x
  2. Step 2: Convert to fraction form
    5,117,448.57/7,679,876.69 = 2,001,959.45/x
  3. Step 3: Cross multiply
    5,117,448.57x = 7,679,876.69 × 2,001,959.45
  4. Step 4: Simplify right side
    5,117,448.57x = 15,374,801,665,971.04
  5. Step 5: Solve for x
    x = 15,374,801,665,971.04/5,117,448.57
  6. Step 6: Final answer
    x = 3,004,388.12

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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.