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Finding the Third Proportional to 763,807.50 and 1,674,387

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Solution

The third proportional to 763,807.50 and 1,674,387 is: 3,670,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,807.50 : 1,674,387 = 1,674,387 : x
  2. Step 2: Convert to fraction form
    763,807.50/1,674,387 = 1,674,387/x
  3. Step 3: Cross multiply
    763,807.50x = 1,674,387 × 1,674,387
  4. Step 4: Simplify right side
    763,807.50x = 2,803,571,825,769
  5. Step 5: Solve for x
    x = 2,803,571,825,769/763,807.50
  6. Step 6: Final answer
    x = 3,670,521.47

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.