Home / 2,781,215.53-4,172,474.23-862,026.44

Finding the Fourth Proportional to 2,781,215.53, 4,172,474.23 and 862,026.44

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Solution

The fourth proportional to 2,781,215.53, 4,172,474.23 and 862,026.44 is: 1,293,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,215.53 : 4,172,474.23 = 862,026.44 : x
  2. Step 2: Convert to fraction form
    2,781,215.53/4,172,474.23 = 862,026.44/x
  3. Step 3: Cross multiply
    2,781,215.53x = 4,172,474.23 × 862,026.44
  4. Step 4: Simplify right side
    2,781,215.53x = 3,596,783,083,461.20
  5. Step 5: Solve for x
    x = 3,596,783,083,461.20/2,781,215.53
  6. Step 6: Final answer
    x = 1,293,241.41

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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.