Home / 1,462,820.62-2,193,441.95-663,666.12

Finding the Fourth Proportional to 1,462,820.62, 2,193,441.95 and 663,666.12

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Solution

The fourth proportional to 1,462,820.62, 2,193,441.95 and 663,666.12 is: 995,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,820.62 : 2,193,441.95 = 663,666.12 : x
  2. Step 2: Convert to fraction form
    1,462,820.62/2,193,441.95 = 663,666.12/x
  3. Step 3: Cross multiply
    1,462,820.62x = 2,193,441.95 × 663,666.12
  4. Step 4: Simplify right side
    1,462,820.62x = 1,455,713,108,401.73
  5. Step 5: Solve for x
    x = 1,455,713,108,401.73/1,462,820.62
  6. Step 6: Final answer
    x = 995,141.23

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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.