Home / 3,893,605.60-5,373,144.08-2,151,269.52

Finding the Fourth Proportional to 3,893,605.60, 5,373,144.08 and 2,151,269.52

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Solution

The fourth proportional to 3,893,605.60, 5,373,144.08 and 2,151,269.52 is: 2,968,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,605.60 : 5,373,144.08 = 2,151,269.52 : x
  2. Step 2: Convert to fraction form
    3,893,605.60/5,373,144.08 = 2,151,269.52/x
  3. Step 3: Cross multiply
    3,893,605.60x = 5,373,144.08 × 2,151,269.52
  4. Step 4: Simplify right side
    3,893,605.60x = 11,559,081,085,872.44
  5. Step 5: Solve for x
    x = 11,559,081,085,872.44/3,893,605.60
  6. Step 6: Final answer
    x = 2,968,734.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.