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Finding the Third Proportional to 554,068 and 1,213,230

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Solution

The third proportional to 554,068 and 1,213,230 is: 2,656,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,068 : 1,213,230 = 1,213,230 : x
  2. Step 2: Convert to fraction form
    554,068/1,213,230 = 1,213,230/x
  3. Step 3: Cross multiply
    554,068x = 1,213,230 × 1,213,230
  4. Step 4: Simplify right side
    554,068x = 1,471,927,032,900
  5. Step 5: Solve for x
    x = 1,471,927,032,900/554,068
  6. Step 6: Final answer
    x = 2,656,581.92

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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.