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Finding the Fourth Proportional to 1,646,738, 2,272,498.44 and 893,074

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Solution

The fourth proportional to 1,646,738, 2,272,498.44 and 893,074 is: 1,232,442.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,738 : 2,272,498.44 = 893,074 : x
  2. Step 2: Convert to fraction form
    1,646,738/2,272,498.44 = 893,074/x
  3. Step 3: Cross multiply
    1,646,738x = 2,272,498.44 × 893,074
  4. Step 4: Simplify right side
    1,646,738x = 2,029,509,271,804.56
  5. Step 5: Solve for x
    x = 2,029,509,271,804.56/1,646,738
  6. Step 6: Final answer
    x = 1,232,442.12

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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.