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Finding the Third Proportional to 1,447,392.48 and 3,087,155.53

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Solution

The third proportional to 1,447,392.48 and 3,087,155.53 is: 6,584,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,392.48 : 3,087,155.53 = 3,087,155.53 : x
  2. Step 2: Convert to fraction form
    1,447,392.48/3,087,155.53 = 3,087,155.53/x
  3. Step 3: Cross multiply
    1,447,392.48x = 3,087,155.53 × 3,087,155.53
  4. Step 4: Simplify right side
    1,447,392.48x = 9,530,529,274,127.47
  5. Step 5: Solve for x
    x = 9,530,529,274,127.47/1,447,392.48
  6. Step 6: Final answer
    x = 6,584,619.86

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.