Home / 1,245,869.67-1,719,316.23-736,567.59

Finding the Fourth Proportional to 1,245,869.67, 1,719,316.23 and 736,567.59

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Solution

The fourth proportional to 1,245,869.67, 1,719,316.23 and 736,567.59 is: 1,016,472.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,869.67 : 1,719,316.23 = 736,567.59 : x
  2. Step 2: Convert to fraction form
    1,245,869.67/1,719,316.23 = 736,567.59/x
  3. Step 3: Cross multiply
    1,245,869.67x = 1,719,316.23 × 736,567.59
  4. Step 4: Simplify right side
    1,245,869.67x = 1,266,392,611,978.99
  5. Step 5: Solve for x
    x = 1,266,392,611,978.99/1,245,869.67
  6. Step 6: Final answer
    x = 1,016,472.78

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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.