Home / 1,021,914.11-1,410,278.42-634,942.91

Finding the Fourth Proportional to 1,021,914.11, 1,410,278.42 and 634,942.91

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Solution

The fourth proportional to 1,021,914.11, 1,410,278.42 and 634,942.91 is: 876,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,914.11 : 1,410,278.42 = 634,942.91 : x
  2. Step 2: Convert to fraction form
    1,021,914.11/1,410,278.42 = 634,942.91/x
  3. Step 3: Cross multiply
    1,021,914.11x = 1,410,278.42 × 634,942.91
  4. Step 4: Simplify right side
    1,021,914.11x = 895,446,283,905.00
  5. Step 5: Solve for x
    x = 895,446,283,905.00/1,021,914.11
  6. Step 6: Final answer
    x = 876,244.17

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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.