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Finding the Third Proportional to 838,908 and 1,258,453

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Solution

The third proportional to 838,908 and 1,258,453 is: 1,887,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,908 : 1,258,453 = 1,258,453 : x
  2. Step 2: Convert to fraction form
    838,908/1,258,453 = 1,258,453/x
  3. Step 3: Cross multiply
    838,908x = 1,258,453 × 1,258,453
  4. Step 4: Simplify right side
    838,908x = 1,583,703,953,209
  5. Step 5: Solve for x
    x = 1,583,703,953,209/838,908
  6. Step 6: Final answer
    x = 1,887,816.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.