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Finding the Third Proportional to 435,574 and 937,890

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Solution

The third proportional to 435,574 and 937,890 is: 2,019,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,574 : 937,890 = 937,890 : x
  2. Step 2: Convert to fraction form
    435,574/937,890 = 937,890/x
  3. Step 3: Cross multiply
    435,574x = 937,890 × 937,890
  4. Step 4: Simplify right side
    435,574x = 879,637,652,100
  5. Step 5: Solve for x
    x = 879,637,652,100/435,574
  6. Step 6: Final answer
    x = 2,019,490.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.