Home / 1,780,774.75-2,456,539.53-1,092,600.12

Finding the Fourth Proportional to 1,780,774.75, 2,456,539.53 and 1,092,600.12

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Solution

The fourth proportional to 1,780,774.75, 2,456,539.53 and 1,092,600.12 is: 1,507,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,774.75 : 2,456,539.53 = 1,092,600.12 : x
  2. Step 2: Convert to fraction form
    1,780,774.75/2,456,539.53 = 1,092,600.12/x
  3. Step 3: Cross multiply
    1,780,774.75x = 2,456,539.53 × 1,092,600.12
  4. Step 4: Simplify right side
    1,780,774.75x = 2,684,015,385,262.74
  5. Step 5: Solve for x
    x = 2,684,015,385,262.74/1,780,774.75
  6. Step 6: Final answer
    x = 1,507,217.79

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1.5x scale

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.