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Finding the Third Proportional to 875,524 and 1,257,990

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Solution

The third proportional to 875,524 and 1,257,990 is: 1,807,533.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,524 : 1,257,990 = 1,257,990 : x
  2. Step 2: Convert to fraction form
    875,524/1,257,990 = 1,257,990/x
  3. Step 3: Cross multiply
    875,524x = 1,257,990 × 1,257,990
  4. Step 4: Simplify right side
    875,524x = 1,582,538,840,100
  5. Step 5: Solve for x
    x = 1,582,538,840,100/875,524
  6. Step 6: Final answer
    x = 1,807,533.36

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.