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Finding the Third Proportional to 912,538.50 and 1,420,383

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Solution

The third proportional to 912,538.50 and 1,420,383 is: 2,210,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,538.50 : 1,420,383 = 1,420,383 : x
  2. Step 2: Convert to fraction form
    912,538.50/1,420,383 = 1,420,383/x
  3. Step 3: Cross multiply
    912,538.50x = 1,420,383 × 1,420,383
  4. Step 4: Simplify right side
    912,538.50x = 2,017,487,866,689
  5. Step 5: Solve for x
    x = 2,017,487,866,689/912,538.50
  6. Step 6: Final answer
    x = 2,210,852.33

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.