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Finding the Third Proportional to 873,294 and 1,388,673

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Solution

The third proportional to 873,294 and 1,388,673 is: 2,208,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,294 : 1,388,673 = 1,388,673 : x
  2. Step 2: Convert to fraction form
    873,294/1,388,673 = 1,388,673/x
  3. Step 3: Cross multiply
    873,294x = 1,388,673 × 1,388,673
  4. Step 4: Simplify right side
    873,294x = 1,928,412,700,929
  5. Step 5: Solve for x
    x = 1,928,412,700,929/873,294
  6. Step 6: Final answer
    x = 2,208,205.60

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.