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Finding the Third Proportional to 962,130 and 2,078,430

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Solution

The third proportional to 962,130 and 2,078,430 is: 4,489,903.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,130 : 2,078,430 = 2,078,430 : x
  2. Step 2: Convert to fraction form
    962,130/2,078,430 = 2,078,430/x
  3. Step 3: Cross multiply
    962,130x = 2,078,430 × 2,078,430
  4. Step 4: Simplify right side
    962,130x = 4,319,871,264,900
  5. Step 5: Solve for x
    x = 4,319,871,264,900/962,130
  6. Step 6: Final answer
    x = 4,489,903.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.