Home / 2,742,997.64-3,785,311.86-1,535,793.80

Finding the Fourth Proportional to 2,742,997.64, 3,785,311.86 and 1,535,793.80

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Solution

The fourth proportional to 2,742,997.64, 3,785,311.86 and 1,535,793.80 is: 2,119,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,997.64 : 3,785,311.86 = 1,535,793.80 : x
  2. Step 2: Convert to fraction form
    2,742,997.64/3,785,311.86 = 1,535,793.80/x
  3. Step 3: Cross multiply
    2,742,997.64x = 3,785,311.86 × 1,535,793.80
  4. Step 4: Simplify right side
    2,742,997.64x = 5,813,458,485,654.47
  5. Step 5: Solve for x
    x = 5,813,458,485,654.47/2,742,997.64
  6. Step 6: Final answer
    x = 2,119,381.51

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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.