Home / 3,696,902.85-5,101,741.57-2,020,519.86

Finding the Fourth Proportional to 3,696,902.85, 5,101,741.57 and 2,020,519.86

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Solution

The fourth proportional to 3,696,902.85, 5,101,741.57 and 2,020,519.86 is: 2,788,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696,902.85 : 5,101,741.57 = 2,020,519.86 : x
  2. Step 2: Convert to fraction form
    3,696,902.85/5,101,741.57 = 2,020,519.86/x
  3. Step 3: Cross multiply
    3,696,902.85x = 5,101,741.57 × 2,020,519.86
  4. Step 4: Simplify right side
    3,696,902.85x = 10,308,170,162,772.58
  5. Step 5: Solve for x
    x = 10,308,170,162,772.58/3,696,902.85
  6. Step 6: Final answer
    x = 2,788,325.95

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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.