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Finding the Third Proportional to 720,074 and 1,575,764

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Solution

The third proportional to 720,074 and 1,575,764 is: 3,448,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,074 : 1,575,764 = 1,575,764 : x
  2. Step 2: Convert to fraction form
    720,074/1,575,764 = 1,575,764/x
  3. Step 3: Cross multiply
    720,074x = 1,575,764 × 1,575,764
  4. Step 4: Simplify right side
    720,074x = 2,483,032,183,696
  5. Step 5: Solve for x
    x = 2,483,032,183,696/720,074
  6. Step 6: Final answer
    x = 3,448,301.40

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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.