Home / 1,276,045.38-1,914,441.82-377,511.26

Finding the Fourth Proportional to 1,276,045.38, 1,914,441.82 and 377,511.26

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Solution

The fourth proportional to 1,276,045.38, 1,914,441.82 and 377,511.26 is: 566,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,045.38 : 1,914,441.82 = 377,511.26 : x
  2. Step 2: Convert to fraction form
    1,276,045.38/1,914,441.82 = 377,511.26/x
  3. Step 3: Cross multiply
    1,276,045.38x = 1,914,441.82 × 377,511.26
  4. Step 4: Simplify right side
    1,276,045.38x = 722,723,343,664.89
  5. Step 5: Solve for x
    x = 722,723,343,664.89/1,276,045.38
  6. Step 6: Final answer
    x = 566,377.46

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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.