Home / 2,048,631.36-2,827,113.60-1,143,213.12

Finding the Fourth Proportional to 2,048,631.36, 2,827,113.60 and 1,143,213.12

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Solution

The fourth proportional to 2,048,631.36, 2,827,113.60 and 1,143,213.12 is: 1,577,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,631.36 : 2,827,113.60 = 1,143,213.12 : x
  2. Step 2: Convert to fraction form
    2,048,631.36/2,827,113.60 = 1,143,213.12/x
  3. Step 3: Cross multiply
    2,048,631.36x = 2,827,113.60 × 1,143,213.12
  4. Step 4: Simplify right side
    2,048,631.36x = 3,231,993,359,250.43
  5. Step 5: Solve for x
    x = 3,231,993,359,250.43/2,048,631.36
  6. Step 6: Final answer
    x = 1,577,635.40

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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.