Home / 3,323,419.80-4,985,129.70-1,079,784.60

Finding the Fourth Proportional to 3,323,419.80, 4,985,129.70 and 1,079,784.60

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Solution

The fourth proportional to 3,323,419.80, 4,985,129.70 and 1,079,784.60 is: 1,619,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323,419.80 : 4,985,129.70 = 1,079,784.60 : x
  2. Step 2: Convert to fraction form
    3,323,419.80/4,985,129.70 = 1,079,784.60/x
  3. Step 3: Cross multiply
    3,323,419.80x = 4,985,129.70 × 1,079,784.60
  4. Step 4: Simplify right side
    3,323,419.80x = 5,382,866,279,062.62
  5. Step 5: Solve for x
    x = 5,382,866,279,062.62/3,323,419.80
  6. Step 6: Final answer
    x = 1,619,676.90

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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.