Home / 3,926,907.60-5,890,435.20-1,231,173.12

Finding the Fourth Proportional to 3,926,907.60, 5,890,435.20 and 1,231,173.12

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Solution

The fourth proportional to 3,926,907.60, 5,890,435.20 and 1,231,173.12 is: 1,846,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,907.60 : 5,890,435.20 = 1,231,173.12 : x
  2. Step 2: Convert to fraction form
    3,926,907.60/5,890,435.20 = 1,231,173.12/x
  3. Step 3: Cross multiply
    3,926,907.60x = 5,890,435.20 × 1,231,173.12
  4. Step 4: Simplify right side
    3,926,907.60x = 7,252,145,483,341.83
  5. Step 5: Solve for x
    x = 7,252,145,483,341.83/3,926,907.60
  6. Step 6: Final answer
    x = 1,846,782.82

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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.