Home / 1,100,770.68-1,519,229.59-671,299.93

Finding the Fourth Proportional to 1,100,770.68, 1,519,229.59 and 671,299.93

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Solution

The fourth proportional to 1,100,770.68, 1,519,229.59 and 671,299.93 is: 926,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,770.68 : 1,519,229.59 = 671,299.93 : x
  2. Step 2: Convert to fraction form
    1,100,770.68/1,519,229.59 = 671,299.93/x
  3. Step 3: Cross multiply
    1,100,770.68x = 1,519,229.59 × 671,299.93
  4. Step 4: Simplify right side
    1,100,770.68x = 1,019,858,717,420.93
  5. Step 5: Solve for x
    x = 1,019,858,717,420.93/1,100,770.68
  6. Step 6: Final answer
    x = 926,495.17

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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.