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Finding the Third Proportional to 507,890 and 1,083,280

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Solution

The third proportional to 507,890 and 1,083,280 is: 2,310,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,890 : 1,083,280 = 1,083,280 : x
  2. Step 2: Convert to fraction form
    507,890/1,083,280 = 1,083,280/x
  3. Step 3: Cross multiply
    507,890x = 1,083,280 × 1,083,280
  4. Step 4: Simplify right side
    507,890x = 1,173,495,558,400
  5. Step 5: Solve for x
    x = 1,173,495,558,400/507,890
  6. Step 6: Final answer
    x = 2,310,530.94

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.