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Finding the Fourth Proportional to 1,646,743, 2,272,505.34 and 893,079

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Solution

The fourth proportional to 1,646,743, 2,272,505.34 and 893,079 is: 1,232,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,743 : 2,272,505.34 = 893,079 : x
  2. Step 2: Convert to fraction form
    1,646,743/2,272,505.34 = 893,079/x
  3. Step 3: Cross multiply
    1,646,743x = 2,272,505.34 × 893,079
  4. Step 4: Simplify right side
    1,646,743x = 2,029,526,796,541.86
  5. Step 5: Solve for x
    x = 2,029,526,796,541.86/1,646,743
  6. Step 6: Final answer
    x = 1,232,449.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.