Home / 1,780,774.72-2,456,539.48-1,092,600.09

Finding the Fourth Proportional to 1,780,774.72, 2,456,539.48 and 1,092,600.09

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Solution

The fourth proportional to 1,780,774.72, 2,456,539.48 and 1,092,600.09 is: 1,507,217.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,774.72 : 2,456,539.48 = 1,092,600.09 : x
  2. Step 2: Convert to fraction form
    1,780,774.72/2,456,539.48 = 1,092,600.09/x
  3. Step 3: Cross multiply
    1,780,774.72x = 2,456,539.48 × 1,092,600.09
  4. Step 4: Simplify right side
    1,780,774.72x = 2,684,015,256,936.55
  5. Step 5: Solve for x
    x = 2,684,015,256,936.55/1,780,774.72
  6. Step 6: Final answer
    x = 1,507,217.74

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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.