Home / 2,772,581.16-3,831,423.15-2,000,745.12

Finding the Fourth Proportional to 2,772,581.16, 3,831,423.15 and 2,000,745.12

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Solution

The fourth proportional to 2,772,581.16, 3,831,423.15 and 2,000,745.12 is: 2,764,824.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,581.16 : 3,831,423.15 = 2,000,745.12 : x
  2. Step 2: Convert to fraction form
    2,772,581.16/3,831,423.15 = 2,000,745.12/x
  3. Step 3: Cross multiply
    2,772,581.16x = 3,831,423.15 × 2,000,745.12
  4. Step 4: Simplify right side
    2,772,581.16x = 7,665,701,170,017.53
  5. Step 5: Solve for x
    x = 7,665,701,170,017.53/2,772,581.16
  6. Step 6: Final answer
    x = 2,764,824.81

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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.