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Finding the Third Proportional to 623,799 and 1,312,776

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Solution

The third proportional to 623,799 and 1,312,776 is: 2,762,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,799 : 1,312,776 = 1,312,776 : x
  2. Step 2: Convert to fraction form
    623,799/1,312,776 = 1,312,776/x
  3. Step 3: Cross multiply
    623,799x = 1,312,776 × 1,312,776
  4. Step 4: Simplify right side
    623,799x = 1,723,380,826,176
  5. Step 5: Solve for x
    x = 1,723,380,826,176/623,799
  6. Step 6: Final answer
    x = 2,762,718.16

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.