Home / 5,255,530.34-7,252,651.93-2,932,520.78

Finding the Fourth Proportional to 5,255,530.34, 7,252,651.93 and 2,932,520.78

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Solution

The fourth proportional to 5,255,530.34, 7,252,651.93 and 2,932,520.78 is: 4,046,889.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,530.34 : 7,252,651.93 = 2,932,520.78 : x
  2. Step 2: Convert to fraction form
    5,255,530.34/7,252,651.93 = 2,932,520.78/x
  3. Step 3: Cross multiply
    5,255,530.34x = 7,252,651.93 × 2,932,520.78
  4. Step 4: Simplify right side
    5,255,530.34x = 21,268,552,470,334.74
  5. Step 5: Solve for x
    x = 21,268,552,470,334.74/5,255,530.34
  6. Step 6: Final answer
    x = 4,046,889.86

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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.