Home / 3,380,030.50-4,664,442.09-1,949,246.50

Finding the Fourth Proportional to 3,380,030.50, 4,664,442.09 and 1,949,246.50

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Solution

The fourth proportional to 3,380,030.50, 4,664,442.09 and 1,949,246.50 is: 2,689,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,030.50 : 4,664,442.09 = 1,949,246.50 : x
  2. Step 2: Convert to fraction form
    3,380,030.50/4,664,442.09 = 1,949,246.50/x
  3. Step 3: Cross multiply
    3,380,030.50x = 4,664,442.09 × 1,949,246.50
  4. Step 4: Simplify right side
    3,380,030.50x = 9,092,147,418,385.19
  5. Step 5: Solve for x
    x = 9,092,147,418,385.19/3,380,030.50
  6. Step 6: Final answer
    x = 2,689,960.17

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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.