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Finding the Third Proportional to 486,690.19 and 1,048,263.19

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Solution

The third proportional to 486,690.19 and 1,048,263.19 is: 2,257,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,690.19 : 1,048,263.19 = 1,048,263.19 : x
  2. Step 2: Convert to fraction form
    486,690.19/1,048,263.19 = 1,048,263.19/x
  3. Step 3: Cross multiply
    486,690.19x = 1,048,263.19 × 1,048,263.19
  4. Step 4: Simplify right side
    486,690.19x = 1,098,855,710,267.66
  5. Step 5: Solve for x
    x = 1,098,855,710,267.66/486,690.19
  6. Step 6: Final answer
    x = 2,257,813.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.