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Finding the Third Proportional to 615,000 and 1,351,076

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Solution

The third proportional to 615,000 and 1,351,076 is: 2,968,140.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,000 : 1,351,076 = 1,351,076 : x
  2. Step 2: Convert to fraction form
    615,000/1,351,076 = 1,351,076/x
  3. Step 3: Cross multiply
    615,000x = 1,351,076 × 1,351,076
  4. Step 4: Simplify right side
    615,000x = 1,825,406,357,776
  5. Step 5: Solve for x
    x = 1,825,406,357,776/615,000
  6. Step 6: Final answer
    x = 2,968,140.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.