Home / 1,276,633.82-1,914,685.40-377,864.66

Finding the Fourth Proportional to 1,276,633.82, 1,914,685.40 and 377,864.66

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Solution

The fourth proportional to 1,276,633.82, 1,914,685.40 and 377,864.66 is: 566,718.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,633.82 : 1,914,685.40 = 377,864.66 : x
  2. Step 2: Convert to fraction form
    1,276,633.82/1,914,685.40 = 377,864.66/x
  3. Step 3: Cross multiply
    1,276,633.82x = 1,914,685.40 × 377,864.66
  4. Step 4: Simplify right side
    1,276,633.82x = 723,491,947,677.96
  5. Step 5: Solve for x
    x = 723,491,947,677.96/1,276,633.82
  6. Step 6: Final answer
    x = 566,718.46

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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.