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Finding the Third Proportional to 719,846 and 1,574,878

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Solution

The third proportional to 719,846 and 1,574,878 is: 3,445,515.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,846 : 1,574,878 = 1,574,878 : x
  2. Step 2: Convert to fraction form
    719,846/1,574,878 = 1,574,878/x
  3. Step 3: Cross multiply
    719,846x = 1,574,878 × 1,574,878
  4. Step 4: Simplify right side
    719,846x = 2,480,240,714,884
  5. Step 5: Solve for x
    x = 2,480,240,714,884/719,846
  6. Step 6: Final answer
    x = 3,445,515.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.