Home / 3,474,005.10-5,211,007.65-1,230,369.90

Finding the Fourth Proportional to 3,474,005.10, 5,211,007.65 and 1,230,369.90

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Solution

The fourth proportional to 3,474,005.10, 5,211,007.65 and 1,230,369.90 is: 1,845,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474,005.10 : 5,211,007.65 = 1,230,369.90 : x
  2. Step 2: Convert to fraction form
    3,474,005.10/5,211,007.65 = 1,230,369.90/x
  3. Step 3: Cross multiply
    3,474,005.10x = 5,211,007.65 × 1,230,369.90
  4. Step 4: Simplify right side
    3,474,005.10x = 6,411,466,961,229.74
  5. Step 5: Solve for x
    x = 6,411,466,961,229.74/3,474,005.10
  6. Step 6: Final answer
    x = 1,845,554.85

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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.