Home / 1,302,546.56-1,796,616.78-916,181.42

Finding the Fourth Proportional to 1,302,546.56, 1,796,616.78 and 916,181.42

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Solution

The fourth proportional to 1,302,546.56, 1,796,616.78 and 916,181.42 is: 1,263,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,546.56 : 1,796,616.78 = 916,181.42 : x
  2. Step 2: Convert to fraction form
    1,302,546.56/1,796,616.78 = 916,181.42/x
  3. Step 3: Cross multiply
    1,302,546.56x = 1,796,616.78 × 916,181.42
  4. Step 4: Simplify right side
    1,302,546.56x = 1,646,026,912,696.23
  5. Step 5: Solve for x
    x = 1,646,026,912,696.23/1,302,546.56
  6. Step 6: Final answer
    x = 1,263,699.10

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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.