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Finding the Fourth Proportional to 1,697,198.04, 2,529,808.97 and 1,560,995.48

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Solution

The fourth proportional to 1,697,198.04, 2,529,808.97 and 1,560,995.48 is: 2,326,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,198.04 : 2,529,808.97 = 1,560,995.48 : x
  2. Step 2: Convert to fraction form
    1,697,198.04/2,529,808.97 = 1,560,995.48/x
  3. Step 3: Cross multiply
    1,697,198.04x = 2,529,808.97 × 1,560,995.48
  4. Step 4: Simplify right side
    1,697,198.04x = 3,949,020,367,433.46
  5. Step 5: Solve for x
    x = 3,949,020,367,433.46/1,697,198.04
  6. Step 6: Final answer
    x = 2,326,788.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.