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Finding the Third Proportional to 1,663,430 and 2,506,971

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Solution

The third proportional to 1,663,430 and 2,506,971 is: 3,778,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,430 : 2,506,971 = 2,506,971 : x
  2. Step 2: Convert to fraction form
    1,663,430/2,506,971 = 2,506,971/x
  3. Step 3: Cross multiply
    1,663,430x = 2,506,971 × 2,506,971
  4. Step 4: Simplify right side
    1,663,430x = 6,284,903,594,841
  5. Step 5: Solve for x
    x = 6,284,903,594,841/1,663,430
  6. Step 6: Final answer
    x = 3,778,279.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.