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Finding the Third Proportional to 898,407 and 1,947,901.50

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Solution

The third proportional to 898,407 and 1,947,901.50 is: 4,223,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,407 : 1,947,901.50 = 1,947,901.50 : x
  2. Step 2: Convert to fraction form
    898,407/1,947,901.50 = 1,947,901.50/x
  3. Step 3: Cross multiply
    898,407x = 1,947,901.50 × 1,947,901.50
  4. Step 4: Simplify right side
    898,407x = 3,794,320,253,702.25
  5. Step 5: Solve for x
    x = 3,794,320,253,702.25/898,407
  6. Step 6: Final answer
    x = 4,223,386.79

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.