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Finding the Third Proportional to 623,070 and 891,001.13

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Solution

The third proportional to 623,070 and 891,001.13 is: 1,274,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,070 : 891,001.13 = 891,001.13 : x
  2. Step 2: Convert to fraction form
    623,070/891,001.13 = 891,001.13/x
  3. Step 3: Cross multiply
    623,070x = 891,001.13 × 891,001.13
  4. Step 4: Simplify right side
    623,070x = 793,883,004,751.27
  5. Step 5: Solve for x
    x = 793,883,004,751.27/623,070
  6. Step 6: Final answer
    x = 1,274,147.37

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.