Home / 3,189,085.80-4,784,211.90-1,296,018.60

Finding the Fourth Proportional to 3,189,085.80, 4,784,211.90 and 1,296,018.60

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Solution

The fourth proportional to 3,189,085.80, 4,784,211.90 and 1,296,018.60 is: 1,944,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,085.80 : 4,784,211.90 = 1,296,018.60 : x
  2. Step 2: Convert to fraction form
    3,189,085.80/4,784,211.90 = 1,296,018.60/x
  3. Step 3: Cross multiply
    3,189,085.80x = 4,784,211.90 × 1,296,018.60
  4. Step 4: Simplify right side
    3,189,085.80x = 6,200,427,608,741.34
  5. Step 5: Solve for x
    x = 6,200,427,608,741.34/3,189,085.80
  6. Step 6: Final answer
    x = 1,944,264.91

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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.