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Finding the Third Proportional to 745,290 and 1,616,628

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Solution

The third proportional to 745,290 and 1,616,628 is: 3,506,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,290 : 1,616,628 = 1,616,628 : x
  2. Step 2: Convert to fraction form
    745,290/1,616,628 = 1,616,628/x
  3. Step 3: Cross multiply
    745,290x = 1,616,628 × 1,616,628
  4. Step 4: Simplify right side
    745,290x = 2,613,486,090,384
  5. Step 5: Solve for x
    x = 2,613,486,090,384/745,290
  6. Step 6: Final answer
    x = 3,506,670.01

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.