Home / 1,132,824.78-1,699,241.63-458,918.82

Finding the Fourth Proportional to 1,132,824.78, 1,699,241.63 and 458,918.82

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Solution

The fourth proportional to 1,132,824.78, 1,699,241.63 and 458,918.82 is: 688,380.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,824.78 : 1,699,241.63 = 458,918.82 : x
  2. Step 2: Convert to fraction form
    1,132,824.78/1,699,241.63 = 458,918.82/x
  3. Step 3: Cross multiply
    1,132,824.78x = 1,699,241.63 × 458,918.82
  4. Step 4: Simplify right side
    1,132,824.78x = 779,813,961,439.88
  5. Step 5: Solve for x
    x = 779,813,961,439.88/1,132,824.78
  6. Step 6: Final answer
    x = 688,380.03

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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.