Home / 4,600,787.85-6,901,181.78-1,405,886.37

Finding the Fourth Proportional to 4,600,787.85, 6,901,181.78 and 1,405,886.37

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Solution

The fourth proportional to 4,600,787.85, 6,901,181.78 and 1,405,886.37 is: 2,108,829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600,787.85 : 6,901,181.78 = 1,405,886.37 : x
  2. Step 2: Convert to fraction form
    4,600,787.85/6,901,181.78 = 1,405,886.37/x
  3. Step 3: Cross multiply
    4,600,787.85x = 6,901,181.78 × 1,405,886.37
  4. Step 4: Simplify right side
    4,600,787.85x = 9,702,277,407,304.62
  5. Step 5: Solve for x
    x = 9,702,277,407,304.62/4,600,787.85
  6. Step 6: Final answer
    x = 2,108,829.56

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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.