Home / 2,188,005.93-3,281,890.28-671,689.17

Finding the Fourth Proportional to 2,188,005.93, 3,281,890.28 and 671,689.17

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Solution

The fourth proportional to 2,188,005.93, 3,281,890.28 and 671,689.17 is: 1,007,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,005.93 : 3,281,890.28 = 671,689.17 : x
  2. Step 2: Convert to fraction form
    2,188,005.93/3,281,890.28 = 671,689.17/x
  3. Step 3: Cross multiply
    2,188,005.93x = 3,281,890.28 × 671,689.17
  4. Step 4: Simplify right side
    2,188,005.93x = 2,204,410,154,845.82
  5. Step 5: Solve for x
    x = 2,204,410,154,845.82/2,188,005.93
  6. Step 6: Final answer
    x = 1,007,497.34

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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.