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Finding the Third Proportional to 1,862,724.94 and 2,732,742.56

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Solution

The third proportional to 1,862,724.94 and 2,732,742.56 is: 4,009,116.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,724.94 : 2,732,742.56 = 2,732,742.56 : x
  2. Step 2: Convert to fraction form
    1,862,724.94/2,732,742.56 = 2,732,742.56/x
  3. Step 3: Cross multiply
    1,862,724.94x = 2,732,742.56 × 2,732,742.56
  4. Step 4: Simplify right side
    1,862,724.94x = 7,467,881,912,899.07
  5. Step 5: Solve for x
    x = 7,467,881,912,899.07/1,862,724.94
  6. Step 6: Final answer
    x = 4,009,116.84

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.