Home / 1,492,042.67-2,239,629.45-1,322,350.61

Finding the Fourth Proportional to 1,492,042.67, 2,239,629.45 and 1,322,350.61

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Solution

The fourth proportional to 1,492,042.67, 2,239,629.45 and 1,322,350.61 is: 1,984,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,042.67 : 2,239,629.45 = 1,322,350.61 : x
  2. Step 2: Convert to fraction form
    1,492,042.67/2,239,629.45 = 1,322,350.61/x
  3. Step 3: Cross multiply
    1,492,042.67x = 2,239,629.45 × 1,322,350.61
  4. Step 4: Simplify right side
    1,492,042.67x = 2,961,575,358,183.32
  5. Step 5: Solve for x
    x = 2,961,575,358,183.32/1,492,042.67
  6. Step 6: Final answer
    x = 1,984,913.32

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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.