Home / 3,907,887.72-5,863,833.90-1,860,866.52

Finding the Fourth Proportional to 3,907,887.72, 5,863,833.90 and 1,860,866.52

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Solution

The fourth proportional to 3,907,887.72, 5,863,833.90 and 1,860,866.52 is: 2,792,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,887.72 : 5,863,833.90 = 1,860,866.52 : x
  2. Step 2: Convert to fraction form
    3,907,887.72/5,863,833.90 = 1,860,866.52/x
  3. Step 3: Cross multiply
    3,907,887.72x = 5,863,833.90 × 1,860,866.52
  4. Step 4: Simplify right side
    3,907,887.72x = 10,911,812,183,351.03
  5. Step 5: Solve for x
    x = 10,911,812,183,351.03/3,907,887.72
  6. Step 6: Final answer
    x = 2,792,253.25

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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.