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Finding the Third Proportional to 903,133.13 and 1,238,422.50

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Solution

The third proportional to 903,133.13 and 1,238,422.50 is: 1,698,188.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,133.13 : 1,238,422.50 = 1,238,422.50 : x
  2. Step 2: Convert to fraction form
    903,133.13/1,238,422.50 = 1,238,422.50/x
  3. Step 3: Cross multiply
    903,133.13x = 1,238,422.50 × 1,238,422.50
  4. Step 4: Simplify right side
    903,133.13x = 1,533,690,288,506.25
  5. Step 5: Solve for x
    x = 1,533,690,288,506.25/903,133.13
  6. Step 6: Final answer
    x = 1,698,188.50

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.