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Finding the Third Proportional to 528,053 and 1,121,553

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Solution

The third proportional to 528,053 and 1,121,553 is: 2,382,111.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,053 : 1,121,553 = 1,121,553 : x
  2. Step 2: Convert to fraction form
    528,053/1,121,553 = 1,121,553/x
  3. Step 3: Cross multiply
    528,053x = 1,121,553 × 1,121,553
  4. Step 4: Simplify right side
    528,053x = 1,257,881,131,809
  5. Step 5: Solve for x
    x = 1,257,881,131,809/528,053
  6. Step 6: Final answer
    x = 2,382,111.51

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.