Home / 5,239,940.10-7,231,043.22-2,948,095.32

Finding the Fourth Proportional to 5,239,940.10, 7,231,043.22 and 2,948,095.32

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Solution

The fourth proportional to 5,239,940.10, 7,231,043.22 and 2,948,095.32 is: 4,068,329.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,940.10 : 7,231,043.22 = 2,948,095.32 : x
  2. Step 2: Convert to fraction form
    5,239,940.10/7,231,043.22 = 2,948,095.32/x
  3. Step 3: Cross multiply
    5,239,940.10x = 7,231,043.22 × 2,948,095.32
  4. Step 4: Simplify right side
    5,239,940.10x = 21,317,804,675,599.73
  5. Step 5: Solve for x
    x = 21,317,804,675,599.73/5,239,940.10
  6. Step 6: Final answer
    x = 4,068,329.84

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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.