Home / 2,111,588.40-3,167,164.65-1,432,833.41

Finding the Fourth Proportional to 2,111,588.40, 3,167,164.65 and 1,432,833.41

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Solution

The fourth proportional to 2,111,588.40, 3,167,164.65 and 1,432,833.41 is: 2,149,102.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,588.40 : 3,167,164.65 = 1,432,833.41 : x
  2. Step 2: Convert to fraction form
    2,111,588.40/3,167,164.65 = 1,432,833.41/x
  3. Step 3: Cross multiply
    2,111,588.40x = 3,167,164.65 × 1,432,833.41
  4. Step 4: Simplify right side
    2,111,588.40x = 4,538,019,309,655.13
  5. Step 5: Solve for x
    x = 4,538,019,309,655.13/2,111,588.40
  6. Step 6: Final answer
    x = 2,149,102.22

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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.