Home / 3,140,766.86-4,334,772.46-2,616,646.31

Finding the Fourth Proportional to 3,140,766.86, 4,334,772.46 and 2,616,646.31

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Solution

The fourth proportional to 3,140,766.86, 4,334,772.46 and 2,616,646.31 is: 3,611,400.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,766.86 : 4,334,772.46 = 2,616,646.31 : x
  2. Step 2: Convert to fraction form
    3,140,766.86/4,334,772.46 = 2,616,646.31/x
  3. Step 3: Cross multiply
    3,140,766.86x = 4,334,772.46 × 2,616,646.31
  4. Step 4: Simplify right side
    3,140,766.86x = 11,342,566,362,148.62
  5. Step 5: Solve for x
    x = 11,342,566,362,148.62/3,140,766.86
  6. Step 6: Final answer
    x = 3,611,400.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.