Home / 2,081,056-2,871,857.28-1,127,200

Finding the Fourth Proportional to 2,081,056, 2,871,857.28 and 1,127,200

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Solution

The fourth proportional to 2,081,056, 2,871,857.28 and 1,127,200 is: 1,555,536

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,056 : 2,871,857.28 = 1,127,200 : x
  2. Step 2: Convert to fraction form
    2,081,056/2,871,857.28 = 1,127,200/x
  3. Step 3: Cross multiply
    2,081,056x = 2,871,857.28 × 1,127,200
  4. Step 4: Simplify right side
    2,081,056x = 3,237,157,526,016
  5. Step 5: Solve for x
    x = 3,237,157,526,016/2,081,056
  6. Step 6: Final answer
    x = 1,555,536

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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.