Home / 3,219,613.60-4,838,751.60-2,809,040.80

Finding the Fourth Proportional to 3,219,613.60, 4,838,751.60 and 2,809,040.80

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Solution

The fourth proportional to 3,219,613.60, 4,838,751.60 and 2,809,040.80 is: 4,221,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,613.60 : 4,838,751.60 = 2,809,040.80 : x
  2. Step 2: Convert to fraction form
    3,219,613.60/4,838,751.60 = 2,809,040.80/x
  3. Step 3: Cross multiply
    3,219,613.60x = 4,838,751.60 × 2,809,040.80
  4. Step 4: Simplify right side
    3,219,613.60x = 13,592,250,665,465.28
  5. Step 5: Solve for x
    x = 13,592,250,665,465.28/3,219,613.60
  6. Step 6: Final answer
    x = 4,221,702.46

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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.