Home / 1,208,652.23-1,667,940.96-664,829.42

Finding the Fourth Proportional to 1,208,652.23, 1,667,940.96 and 664,829.42

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Solution

The fourth proportional to 1,208,652.23, 1,667,940.96 and 664,829.42 is: 917,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,652.23 : 1,667,940.96 = 664,829.42 : x
  2. Step 2: Convert to fraction form
    1,208,652.23/1,667,940.96 = 664,829.42/x
  3. Step 3: Cross multiply
    1,208,652.23x = 1,667,940.96 × 664,829.42
  4. Step 4: Simplify right side
    1,208,652.23x = 1,108,896,224,566.62
  5. Step 5: Solve for x
    x = 1,108,896,224,566.62/1,208,652.23
  6. Step 6: Final answer
    x = 917,465.09

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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.