Home / 1,224,783.24-1,690,207.45-673,534.50

Finding the Fourth Proportional to 1,224,783.24, 1,690,207.45 and 673,534.50

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Solution

The fourth proportional to 1,224,783.24, 1,690,207.45 and 673,534.50 is: 929,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,783.24 : 1,690,207.45 = 673,534.50 : x
  2. Step 2: Convert to fraction form
    1,224,783.24/1,690,207.45 = 673,534.50/x
  3. Step 3: Cross multiply
    1,224,783.24x = 1,690,207.45 × 673,534.50
  4. Step 4: Simplify right side
    1,224,783.24x = 1,138,413,029,732.02
  5. Step 5: Solve for x
    x = 1,138,413,029,732.02/1,224,783.24
  6. Step 6: Final answer
    x = 929,481.23

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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.