Home / 1,980,204.13-2,732,608.60-1,074,766.69

Finding the Fourth Proportional to 1,980,204.13, 2,732,608.60 and 1,074,766.69

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Solution

The fourth proportional to 1,980,204.13, 2,732,608.60 and 1,074,766.69 is: 1,483,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,204.13 : 2,732,608.60 = 1,074,766.69 : x
  2. Step 2: Convert to fraction form
    1,980,204.13/2,732,608.60 = 1,074,766.69/x
  3. Step 3: Cross multiply
    1,980,204.13x = 2,732,608.60 × 1,074,766.69
  4. Step 4: Simplify right side
    1,980,204.13x = 2,936,916,700,087.53
  5. Step 5: Solve for x
    x = 2,936,916,700,087.53/1,980,204.13
  6. Step 6: Final answer
    x = 1,483,138.36

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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.