Home / 3,565,285.96-5,345,269.26-2,145,009.28

Finding the Fourth Proportional to 3,565,285.96, 5,345,269.26 and 2,145,009.28

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Solution

The fourth proportional to 3,565,285.96, 5,345,269.26 and 2,145,009.28 is: 3,215,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,285.96 : 5,345,269.26 = 2,145,009.28 : x
  2. Step 2: Convert to fraction form
    3,565,285.96/5,345,269.26 = 2,145,009.28/x
  3. Step 3: Cross multiply
    3,565,285.96x = 5,345,269.26 × 2,145,009.28
  4. Step 4: Simplify right side
    3,565,285.96x = 11,465,652,166,798.73
  5. Step 5: Solve for x
    x = 11,465,652,166,798.73/3,565,285.96
  6. Step 6: Final answer
    x = 3,215,913.76

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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.