Home / 1,580,415.50-2,180,954.94-855,246.44

Finding the Fourth Proportional to 1,580,415.50, 2,180,954.94 and 855,246.44

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Solution

The fourth proportional to 1,580,415.50, 2,180,954.94 and 855,246.44 is: 1,180,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,415.50 : 2,180,954.94 = 855,246.44 : x
  2. Step 2: Convert to fraction form
    1,580,415.50/2,180,954.94 = 855,246.44/x
  3. Step 3: Cross multiply
    1,580,415.50x = 2,180,954.94 × 855,246.44
  4. Step 4: Simplify right side
    1,580,415.50x = 1,865,253,948,235.41
  5. Step 5: Solve for x
    x = 1,865,253,948,235.41/1,580,415.50
  6. Step 6: Final answer
    x = 1,180,230.10

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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.