Home / 3,540,489.60-4,885,035.84-2,012,476.44

Finding the Fourth Proportional to 3,540,489.60, 4,885,035.84 and 2,012,476.44

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Solution

The fourth proportional to 3,540,489.60, 4,885,035.84 and 2,012,476.44 is: 2,776,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,489.60 : 4,885,035.84 = 2,012,476.44 : x
  2. Step 2: Convert to fraction form
    3,540,489.60/4,885,035.84 = 2,012,476.44/x
  3. Step 3: Cross multiply
    3,540,489.60x = 4,885,035.84 × 2,012,476.44
  4. Step 4: Simplify right side
    3,540,489.60x = 9,831,019,536,555.61
  5. Step 5: Solve for x
    x = 9,831,019,536,555.61/3,540,489.60
  6. Step 6: Final answer
    x = 2,776,740.13

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Double scale
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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.