Home / 2,121,833.51-3,182,779.44-605,515.80

Finding the Fourth Proportional to 2,121,833.51, 3,182,779.44 and 605,515.80

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Solution

The fourth proportional to 2,121,833.51, 3,182,779.44 and 605,515.80 is: 908,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,833.51 : 3,182,779.44 = 605,515.80 : x
  2. Step 2: Convert to fraction form
    2,121,833.51/3,182,779.44 = 605,515.80/x
  3. Step 3: Cross multiply
    2,121,833.51x = 3,182,779.44 × 605,515.80
  4. Step 4: Simplify right side
    2,121,833.51x = 1,927,223,250,770.57
  5. Step 5: Solve for x
    x = 1,927,223,250,770.57/2,121,833.51
  6. Step 6: Final answer
    x = 908,282.03

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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.