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Finding the Third Proportional to 624,480 and 1,373,376

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Solution

The third proportional to 624,480 and 1,373,376 is: 3,020,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,480 : 1,373,376 = 1,373,376 : x
  2. Step 2: Convert to fraction form
    624,480/1,373,376 = 1,373,376/x
  3. Step 3: Cross multiply
    624,480x = 1,373,376 × 1,373,376
  4. Step 4: Simplify right side
    624,480x = 1,886,161,637,376
  5. Step 5: Solve for x
    x = 1,886,161,637,376/624,480
  6. Step 6: Final answer
    x = 3,020,371.57

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.