Home / 1,723,780.36-2,585,472.78-658,798.76

Finding the Fourth Proportional to 1,723,780.36, 2,585,472.78 and 658,798.76

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Solution

The fourth proportional to 1,723,780.36, 2,585,472.78 and 658,798.76 is: 988,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,780.36 : 2,585,472.78 = 658,798.76 : x
  2. Step 2: Convert to fraction form
    1,723,780.36/2,585,472.78 = 658,798.76/x
  3. Step 3: Cross multiply
    1,723,780.36x = 2,585,472.78 × 658,798.76
  4. Step 4: Simplify right side
    1,723,780.36x = 1,703,306,261,477.75
  5. Step 5: Solve for x
    x = 1,703,306,261,477.75/1,723,780.36
  6. Step 6: Final answer
    x = 988,122.56

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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.