Home / 1,961,438.72-2,940,696.84-824,533.52

Finding the Fourth Proportional to 1,961,438.72, 2,940,696.84 and 824,533.52

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Solution

The fourth proportional to 1,961,438.72, 2,940,696.84 and 824,533.52 is: 1,236,186.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,438.72 : 2,940,696.84 = 824,533.52 : x
  2. Step 2: Convert to fraction form
    1,961,438.72/2,940,696.84 = 824,533.52/x
  3. Step 3: Cross multiply
    1,961,438.72x = 2,940,696.84 × 824,533.52
  4. Step 4: Simplify right side
    1,961,438.72x = 2,424,703,116,738.08
  5. Step 5: Solve for x
    x = 2,424,703,116,738.08/1,961,438.72
  6. Step 6: Final answer
    x = 1,236,186.02

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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.