Home / 3,465,016.20-4,781,752.60-1,916,197.38

Finding the Fourth Proportional to 3,465,016.20, 4,781,752.60 and 1,916,197.38

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Solution

The fourth proportional to 3,465,016.20, 4,781,752.60 and 1,916,197.38 is: 2,644,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,016.20 : 4,781,752.60 = 1,916,197.38 : x
  2. Step 2: Convert to fraction form
    3,465,016.20/4,781,752.60 = 1,916,197.38/x
  3. Step 3: Cross multiply
    3,465,016.20x = 4,781,752.60 × 1,916,197.38
  4. Step 4: Simplify right side
    3,465,016.20x = 9,162,781,803,928.19
  5. Step 5: Solve for x
    x = 9,162,781,803,928.19/3,465,016.20
  6. Step 6: Final answer
    x = 2,644,369.11

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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.