Home / 1,282,109.59-1,922,532.46-450,181.21

Finding the Fourth Proportional to 1,282,109.59, 1,922,532.46 and 450,181.21

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Solution

The fourth proportional to 1,282,109.59, 1,922,532.46 and 450,181.21 is: 675,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,109.59 : 1,922,532.46 = 450,181.21 : x
  2. Step 2: Convert to fraction form
    1,282,109.59/1,922,532.46 = 450,181.21/x
  3. Step 3: Cross multiply
    1,282,109.59x = 1,922,532.46 × 450,181.21
  4. Step 4: Simplify right side
    1,282,109.59x = 865,487,978,368.96
  5. Step 5: Solve for x
    x = 865,487,978,368.96/1,282,109.59
  6. Step 6: Final answer
    x = 675,049.92

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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.