Home / 1,951,779.72-2,928,506.90-754,542.75

Finding the Fourth Proportional to 1,951,779.72, 2,928,506.90 and 754,542.75

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Solution

The fourth proportional to 1,951,779.72, 2,928,506.90 and 754,542.75 is: 1,132,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,779.72 : 2,928,506.90 = 754,542.75 : x
  2. Step 2: Convert to fraction form
    1,951,779.72/2,928,506.90 = 754,542.75/x
  3. Step 3: Cross multiply
    1,951,779.72x = 2,928,506.90 × 754,542.75
  4. Step 4: Simplify right side
    1,951,779.72x = 2,209,683,645,947.26
  5. Step 5: Solve for x
    x = 2,209,683,645,947.26/1,951,779.72
  6. Step 6: Final answer
    x = 1,132,137.82

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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.