Home / 1,788,307.92-2,678,863.32-827,410.32

Finding the Fourth Proportional to 1,788,307.92, 2,678,863.32 and 827,410.32

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Solution

The fourth proportional to 1,788,307.92, 2,678,863.32 and 827,410.32 is: 1,239,450.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,307.92 : 2,678,863.32 = 827,410.32 : x
  2. Step 2: Convert to fraction form
    1,788,307.92/2,678,863.32 = 827,410.32/x
  3. Step 3: Cross multiply
    1,788,307.92x = 2,678,863.32 × 827,410.32
  4. Step 4: Simplify right side
    1,788,307.92x = 2,216,519,156,837.46
  5. Step 5: Solve for x
    x = 2,216,519,156,837.46/1,788,307.92
  6. Step 6: Final answer
    x = 1,239,450.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.