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Finding the Third Proportional to 900,358 and 1,373,403

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Solution

The third proportional to 900,358 and 1,373,403 is: 2,094,984.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,358 : 1,373,403 = 1,373,403 : x
  2. Step 2: Convert to fraction form
    900,358/1,373,403 = 1,373,403/x
  3. Step 3: Cross multiply
    900,358x = 1,373,403 × 1,373,403
  4. Step 4: Simplify right side
    900,358x = 1,886,235,800,409
  5. Step 5: Solve for x
    x = 1,886,235,800,409/900,358
  6. Step 6: Final answer
    x = 2,094,984.22

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.