Home / 1,768,654.51-2,652,833.70-489,277.73

Finding the Fourth Proportional to 1,768,654.51, 2,652,833.70 and 489,277.73

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Solution

The fourth proportional to 1,768,654.51, 2,652,833.70 and 489,277.73 is: 733,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,654.51 : 2,652,833.70 = 489,277.73 : x
  2. Step 2: Convert to fraction form
    1,768,654.51/2,652,833.70 = 489,277.73/x
  3. Step 3: Cross multiply
    1,768,654.51x = 2,652,833.70 × 489,277.73
  4. Step 4: Simplify right side
    1,768,654.51x = 1,297,972,457,435.59
  5. Step 5: Solve for x
    x = 1,297,972,457,435.59/1,768,654.51
  6. Step 6: Final answer
    x = 733,875.64

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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.