Home / 5,215,935.78-7,822,283.40-2,518,583.94

Finding the Fourth Proportional to 5,215,935.78, 7,822,283.40 and 2,518,583.94

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Solution

The fourth proportional to 5,215,935.78, 7,822,283.40 and 2,518,583.94 is: 3,777,093.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,935.78 : 7,822,283.40 = 2,518,583.94 : x
  2. Step 2: Convert to fraction form
    5,215,935.78/7,822,283.40 = 2,518,583.94/x
  3. Step 3: Cross multiply
    5,215,935.78x = 7,822,283.40 × 2,518,583.94
  4. Step 4: Simplify right side
    5,215,935.78x = 19,701,077,345,368.60
  5. Step 5: Solve for x
    x = 19,701,077,345,368.60/5,215,935.78
  6. Step 6: Final answer
    x = 3,777,093.54

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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.