Home / 3,212,907.39-4,812,800.09-1,793,719.35

Finding the Fourth Proportional to 3,212,907.39, 4,812,800.09 and 1,793,719.35

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Solution

The fourth proportional to 3,212,907.39, 4,812,800.09 and 1,793,719.35 is: 2,686,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,907.39 : 4,812,800.09 = 1,793,719.35 : x
  2. Step 2: Convert to fraction form
    3,212,907.39/4,812,800.09 = 1,793,719.35/x
  3. Step 3: Cross multiply
    3,212,907.39x = 4,812,800.09 × 1,793,719.35
  4. Step 4: Simplify right side
    3,212,907.39x = 8,632,812,640,146.15
  5. Step 5: Solve for x
    x = 8,632,812,640,146.15/3,212,907.39
  6. Step 6: Final answer
    x = 2,686,916.11

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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.