Home / 1,206,543.04-1,809,515.52-407,806.96

Finding the Fourth Proportional to 1,206,543.04, 1,809,515.52 and 407,806.96

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Solution

The fourth proportional to 1,206,543.04, 1,809,515.52 and 407,806.96 is: 611,609.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,543.04 : 1,809,515.52 = 407,806.96 : x
  2. Step 2: Convert to fraction form
    1,206,543.04/1,809,515.52 = 407,806.96/x
  3. Step 3: Cross multiply
    1,206,543.04x = 1,809,515.52 × 407,806.96
  4. Step 4: Simplify right side
    1,206,543.04x = 737,933,023,284.02
  5. Step 5: Solve for x
    x = 737,933,023,284.02/1,206,543.04
  6. Step 6: Final answer
    x = 611,609.37

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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.