Home / 1,202,636.73-1,659,579.71-658,774.93

Finding the Fourth Proportional to 1,202,636.73, 1,659,579.71 and 658,774.93

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Solution

The fourth proportional to 1,202,636.73, 1,659,579.71 and 658,774.93 is: 909,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,636.73 : 1,659,579.71 = 658,774.93 : x
  2. Step 2: Convert to fraction form
    1,202,636.73/1,659,579.71 = 658,774.93/x
  3. Step 3: Cross multiply
    1,202,636.73x = 1,659,579.71 × 658,774.93
  4. Step 4: Simplify right side
    1,202,636.73x = 1,093,289,507,284.67
  5. Step 5: Solve for x
    x = 1,093,289,507,284.67/1,202,636.73
  6. Step 6: Final answer
    x = 909,077.10

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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.