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Finding the Third Proportional to 878,310 and 1,310,154

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Solution

The third proportional to 878,310 and 1,310,154 is: 1,954,325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,310 : 1,310,154 = 1,310,154 : x
  2. Step 2: Convert to fraction form
    878,310/1,310,154 = 1,310,154/x
  3. Step 3: Cross multiply
    878,310x = 1,310,154 × 1,310,154
  4. Step 4: Simplify right side
    878,310x = 1,716,503,503,716
  5. Step 5: Solve for x
    x = 1,716,503,503,716/878,310
  6. Step 6: Final answer
    x = 1,954,325.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.