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Finding the Third Proportional to 1,405,482 and 3,125,340

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Solution

The third proportional to 1,405,482 and 3,125,340 is: 6,949,751.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,482 : 3,125,340 = 3,125,340 : x
  2. Step 2: Convert to fraction form
    1,405,482/3,125,340 = 3,125,340/x
  3. Step 3: Cross multiply
    1,405,482x = 3,125,340 × 3,125,340
  4. Step 4: Simplify right side
    1,405,482x = 9,767,750,115,600
  5. Step 5: Solve for x
    x = 9,767,750,115,600/1,405,482
  6. Step 6: Final answer
    x = 6,949,751.13

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These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.