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Finding the Third Proportional to 1,020,316.50 and 2,224,320.75

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Solution

The third proportional to 1,020,316.50 and 2,224,320.75 is: 4,849,086.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,316.50 : 2,224,320.75 = 2,224,320.75 : x
  2. Step 2: Convert to fraction form
    1,020,316.50/2,224,320.75 = 2,224,320.75/x
  3. Step 3: Cross multiply
    1,020,316.50x = 2,224,320.75 × 2,224,320.75
  4. Step 4: Simplify right side
    1,020,316.50x = 4,947,602,798,880.56
  5. Step 5: Solve for x
    x = 4,947,602,798,880.56/1,020,316.50
  6. Step 6: Final answer
    x = 4,849,086.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.