Home / 1,312,786.14-1,969,194.87-366,099.18

Finding the Fourth Proportional to 1,312,786.14, 1,969,194.87 and 366,099.18

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Solution

The fourth proportional to 1,312,786.14, 1,969,194.87 and 366,099.18 is: 549,153.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,786.14 : 1,969,194.87 = 366,099.18 : x
  2. Step 2: Convert to fraction form
    1,312,786.14/1,969,194.87 = 366,099.18/x
  3. Step 3: Cross multiply
    1,312,786.14x = 1,969,194.87 × 366,099.18
  4. Step 4: Simplify right side
    1,312,786.14x = 720,920,627,167.21
  5. Step 5: Solve for x
    x = 720,920,627,167.21/1,312,786.14
  6. Step 6: Final answer
    x = 549,153.14

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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.