Home / 2,565,190.60-3,843,638.70-1,616,864.20

Finding the Fourth Proportional to 2,565,190.60, 3,843,638.70 and 1,616,864.20

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Solution

The fourth proportional to 2,565,190.60, 3,843,638.70 and 1,616,864.20 is: 2,422,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,190.60 : 3,843,638.70 = 1,616,864.20 : x
  2. Step 2: Convert to fraction form
    2,565,190.60/3,843,638.70 = 1,616,864.20/x
  3. Step 3: Cross multiply
    2,565,190.60x = 3,843,638.70 × 1,616,864.20
  4. Step 4: Simplify right side
    2,565,190.60x = 6,214,641,811,764.54
  5. Step 5: Solve for x
    x = 6,214,641,811,764.54/2,565,190.60
  6. Step 6: Final answer
    x = 2,422,682.28

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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.