Home / 3,603,770.40-5,405,655.60-1,206,818.40

Finding the Fourth Proportional to 3,603,770.40, 5,405,655.60 and 1,206,818.40

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Solution

The fourth proportional to 3,603,770.40, 5,405,655.60 and 1,206,818.40 is: 1,810,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,770.40 : 5,405,655.60 = 1,206,818.40 : x
  2. Step 2: Convert to fraction form
    3,603,770.40/5,405,655.60 = 1,206,818.40/x
  3. Step 3: Cross multiply
    3,603,770.40x = 5,405,655.60 × 1,206,818.40
  4. Step 4: Simplify right side
    3,603,770.40x = 6,523,644,642,143.04
  5. Step 5: Solve for x
    x = 6,523,644,642,143.04/3,603,770.40
  6. Step 6: Final answer
    x = 1,810,227.60

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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.