Home / 1,093,207.40-1,638,269.64-516,215.04

Finding the Fourth Proportional to 1,093,207.40, 1,638,269.64 and 516,215.04

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Solution

The fourth proportional to 1,093,207.40, 1,638,269.64 and 516,215.04 is: 773,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,207.40 : 1,638,269.64 = 516,215.04 : x
  2. Step 2: Convert to fraction form
    1,093,207.40/1,638,269.64 = 516,215.04/x
  3. Step 3: Cross multiply
    1,093,207.40x = 1,638,269.64 × 516,215.04
  4. Step 4: Simplify right side
    1,093,207.40x = 845,699,427,743.39
  5. Step 5: Solve for x
    x = 845,699,427,743.39/1,093,207.40
  6. Step 6: Final answer
    x = 773,594.68

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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.