Home / 1,576,862.70-2,176,072.05-851,710.40

Finding the Fourth Proportional to 1,576,862.70, 2,176,072.05 and 851,710.40

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Solution

The fourth proportional to 1,576,862.70, 2,176,072.05 and 851,710.40 is: 1,175,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,862.70 : 2,176,072.05 = 851,710.40 : x
  2. Step 2: Convert to fraction form
    1,576,862.70/2,176,072.05 = 851,710.40/x
  3. Step 3: Cross multiply
    1,576,862.70x = 2,176,072.05 × 851,710.40
  4. Step 4: Simplify right side
    1,576,862.70x = 1,853,383,204,294.59
  5. Step 5: Solve for x
    x = 1,853,383,204,294.59/1,576,862.70
  6. Step 6: Final answer
    x = 1,175,361.18

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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.