Home / 3,385,489.77-5,078,217.51-1,198,681.74

Finding the Fourth Proportional to 3,385,489.77, 5,078,217.51 and 1,198,681.74

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Solution

The fourth proportional to 3,385,489.77, 5,078,217.51 and 1,198,681.74 is: 1,798,016.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,489.77 : 5,078,217.51 = 1,198,681.74 : x
  2. Step 2: Convert to fraction form
    3,385,489.77/5,078,217.51 = 1,198,681.74/x
  3. Step 3: Cross multiply
    3,385,489.77x = 5,078,217.51 × 1,198,681.74
  4. Step 4: Simplify right side
    3,385,489.77x = 6,087,166,600,985.27
  5. Step 5: Solve for x
    x = 6,087,166,600,985.27/3,385,489.77
  6. Step 6: Final answer
    x = 1,798,016.54

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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.