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Finding the Third Proportional to 973,553 and 2,130,631

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Solution

The third proportional to 973,553 and 2,130,631 is: 4,662,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,553 : 2,130,631 = 2,130,631 : x
  2. Step 2: Convert to fraction form
    973,553/2,130,631 = 2,130,631/x
  3. Step 3: Cross multiply
    973,553x = 2,130,631 × 2,130,631
  4. Step 4: Simplify right side
    973,553x = 4,539,588,458,161
  5. Step 5: Solve for x
    x = 4,539,588,458,161/973,553
  6. Step 6: Final answer
    x = 4,662,908.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.