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Finding the Third Proportional to 842,324 and 1,263,070

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Solution

The third proportional to 842,324 and 1,263,070 is: 1,893,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,324 : 1,263,070 = 1,263,070 : x
  2. Step 2: Convert to fraction form
    842,324/1,263,070 = 1,263,070/x
  3. Step 3: Cross multiply
    842,324x = 1,263,070 × 1,263,070
  4. Step 4: Simplify right side
    842,324x = 1,595,345,824,900
  5. Step 5: Solve for x
    x = 1,595,345,824,900/842,324
  6. Step 6: Final answer
    x = 1,893,981.21

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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.