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Finding the Third Proportional to 1,572,148 and 3,368,420

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Solution

The third proportional to 1,572,148 and 3,368,420 is: 7,217,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,148 : 3,368,420 = 3,368,420 : x
  2. Step 2: Convert to fraction form
    1,572,148/3,368,420 = 3,368,420/x
  3. Step 3: Cross multiply
    1,572,148x = 3,368,420 × 3,368,420
  4. Step 4: Simplify right side
    1,572,148x = 11,346,253,296,400
  5. Step 5: Solve for x
    x = 11,346,253,296,400/1,572,148
  6. Step 6: Final answer
    x = 7,217,038.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.