Home / 1,801,764.74-2,486,435.57-985,968.59

Finding the Fourth Proportional to 1,801,764.74, 2,486,435.57 and 985,968.59

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Solution

The fourth proportional to 1,801,764.74, 2,486,435.57 and 985,968.59 is: 1,360,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,764.74 : 2,486,435.57 = 985,968.59 : x
  2. Step 2: Convert to fraction form
    1,801,764.74/2,486,435.57 = 985,968.59/x
  3. Step 3: Cross multiply
    1,801,764.74x = 2,486,435.57 × 985,968.59
  4. Step 4: Simplify right side
    1,801,764.74x = 2,451,547,373,078.75
  5. Step 5: Solve for x
    x = 2,451,547,373,078.75/1,801,764.74
  6. Step 6: Final answer
    x = 1,360,636.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.