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Finding the Third Proportional to 529,090 and 1,175,888

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Solution

The third proportional to 529,090 and 1,175,888 is: 2,613,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,090 : 1,175,888 = 1,175,888 : x
  2. Step 2: Convert to fraction form
    529,090/1,175,888 = 1,175,888/x
  3. Step 3: Cross multiply
    529,090x = 1,175,888 × 1,175,888
  4. Step 4: Simplify right side
    529,090x = 1,382,712,588,544
  5. Step 5: Solve for x
    x = 1,382,712,588,544/529,090
  6. Step 6: Final answer
    x = 2,613,378.80

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.