Home / 1,295,467.12-1,940,598.24-645,083.90

Finding the Fourth Proportional to 1,295,467.12, 1,940,598.24 and 645,083.90

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Solution

The fourth proportional to 1,295,467.12, 1,940,598.24 and 645,083.90 is: 966,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,467.12 : 1,940,598.24 = 645,083.90 : x
  2. Step 2: Convert to fraction form
    1,295,467.12/1,940,598.24 = 645,083.90/x
  3. Step 3: Cross multiply
    1,295,467.12x = 1,940,598.24 × 645,083.90
  4. Step 4: Simplify right side
    1,295,467.12x = 1,251,848,680,992.34
  5. Step 5: Solve for x
    x = 1,251,848,680,992.34/1,295,467.12
  6. Step 6: Final answer
    x = 966,329.95

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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.