Home / 1,399,600.45-2,099,733.84-452,971.18

Finding the Fourth Proportional to 1,399,600.45, 2,099,733.84 and 452,971.18

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Solution

The fourth proportional to 1,399,600.45, 2,099,733.84 and 452,971.18 is: 679,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,600.45 : 2,099,733.84 = 452,971.18 : x
  2. Step 2: Convert to fraction form
    1,399,600.45/2,099,733.84 = 452,971.18/x
  3. Step 3: Cross multiply
    1,399,600.45x = 2,099,733.84 × 452,971.18
  4. Step 4: Simplify right side
    1,399,600.45x = 951,118,915,190.73
  5. Step 5: Solve for x
    x = 951,118,915,190.73/1,399,600.45
  6. Step 6: Final answer
    x = 679,564.60

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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.