Home / 2,443,415.40-3,662,790.30-1,903,372.20

Finding the Fourth Proportional to 2,443,415.40, 3,662,790.30 and 1,903,372.20

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Solution

The fourth proportional to 2,443,415.40, 3,662,790.30 and 1,903,372.20 is: 2,853,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443,415.40 : 3,662,790.30 = 1,903,372.20 : x
  2. Step 2: Convert to fraction form
    2,443,415.40/3,662,790.30 = 1,903,372.20/x
  3. Step 3: Cross multiply
    2,443,415.40x = 3,662,790.30 × 1,903,372.20
  4. Step 4: Simplify right side
    2,443,415.40x = 6,971,653,231,449.66
  5. Step 5: Solve for x
    x = 6,971,653,231,449.66/2,443,415.40
  6. Step 6: Final answer
    x = 2,853,241.10

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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.