Home / 1,903,679.43-2,854,098.86-1,145,343.21

Finding the Fourth Proportional to 1,903,679.43, 2,854,098.86 and 1,145,343.21

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Solution

The fourth proportional to 1,903,679.43, 2,854,098.86 and 1,145,343.21 is: 1,717,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,679.43 : 2,854,098.86 = 1,145,343.21 : x
  2. Step 2: Convert to fraction form
    1,903,679.43/2,854,098.86 = 1,145,343.21/x
  3. Step 3: Cross multiply
    1,903,679.43x = 2,854,098.86 × 1,145,343.21
  4. Step 4: Simplify right side
    1,903,679.43x = 3,268,922,744,243.02
  5. Step 5: Solve for x
    x = 3,268,922,744,243.02/1,903,679.43
  6. Step 6: Final answer
    x = 1,717,160.30

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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.