Home / 1,926,559.72-2,891,705.82-929,987.56

Finding the Fourth Proportional to 1,926,559.72, 2,891,705.82 and 929,987.56

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Solution

The fourth proportional to 1,926,559.72, 2,891,705.82 and 929,987.56 is: 1,395,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,559.72 : 2,891,705.82 = 929,987.56 : x
  2. Step 2: Convert to fraction form
    1,926,559.72/2,891,705.82 = 929,987.56/x
  3. Step 3: Cross multiply
    1,926,559.72x = 2,891,705.82 × 929,987.56
  4. Step 4: Simplify right side
    1,926,559.72x = 2,689,250,439,779.60
  5. Step 5: Solve for x
    x = 2,689,250,439,779.60/1,926,559.72
  6. Step 6: Final answer
    x = 1,395,882.21

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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.