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Finding the Third Proportional to 2,926,592 and 6,389,440

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Solution

The third proportional to 2,926,592 and 6,389,440 is: 13,949,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926,592 : 6,389,440 = 6,389,440 : x
  2. Step 2: Convert to fraction form
    2,926,592/6,389,440 = 6,389,440/x
  3. Step 3: Cross multiply
    2,926,592x = 6,389,440 × 6,389,440
  4. Step 4: Simplify right side
    2,926,592x = 40,824,943,513,600
  5. Step 5: Solve for x
    x = 40,824,943,513,600/2,926,592
  6. Step 6: Final answer
    x = 13,949,653.22

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.