Home / 1,420,910.01-1,960,299.14-876,099.96

Finding the Fourth Proportional to 1,420,910.01, 1,960,299.14 and 876,099.96

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Solution

The fourth proportional to 1,420,910.01, 1,960,299.14 and 876,099.96 is: 1,208,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,910.01 : 1,960,299.14 = 876,099.96 : x
  2. Step 2: Convert to fraction form
    1,420,910.01/1,960,299.14 = 876,099.96/x
  3. Step 3: Cross multiply
    1,420,910.01x = 1,960,299.14 × 876,099.96
  4. Step 4: Simplify right side
    1,420,910.01x = 1,717,417,988,340.54
  5. Step 5: Solve for x
    x = 1,717,417,988,340.54/1,420,910.01
  6. Step 6: Final answer
    x = 1,208,674.71

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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.