Home / 1,576,984.67-2,176,238.51-851,832.41

Finding the Fourth Proportional to 1,576,984.67, 2,176,238.51 and 851,832.41

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Solution

The fourth proportional to 1,576,984.67, 2,176,238.51 and 851,832.41 is: 1,175,528.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,984.67 : 2,176,238.51 = 851,832.41 : x
  2. Step 2: Convert to fraction form
    1,576,984.67/2,176,238.51 = 851,832.41/x
  3. Step 3: Cross multiply
    1,576,984.67x = 2,176,238.51 × 851,832.41
  4. Step 4: Simplify right side
    1,576,984.67x = 1,853,790,494,708.11
  5. Step 5: Solve for x
    x = 1,853,790,494,708.11/1,576,984.67
  6. Step 6: Final answer
    x = 1,175,528.55

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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.