Home / 1,276,009.41-1,914,294.39-377,381.10

Finding the Fourth Proportional to 1,276,009.41, 1,914,294.39 and 377,381.10

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Solution

The fourth proportional to 1,276,009.41, 1,914,294.39 and 377,381.10 is: 566,154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,009.41 : 1,914,294.39 = 377,381.10 : x
  2. Step 2: Convert to fraction form
    1,276,009.41/1,914,294.39 = 377,381.10/x
  3. Step 3: Cross multiply
    1,276,009.41x = 1,914,294.39 × 377,381.10
  4. Step 4: Simplify right side
    1,276,009.41x = 722,418,514,028.25
  5. Step 5: Solve for x
    x = 722,418,514,028.25/1,276,009.41
  6. Step 6: Final answer
    x = 566,154.54

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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.