Home / 823,054.12-1,136,203.02-619,182.86

Finding the Fourth Proportional to 823,054.12, 1,136,203.02 and 619,182.86

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Solution

The fourth proportional to 823,054.12, 1,136,203.02 and 619,182.86 is: 854,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,054.12 : 1,136,203.02 = 619,182.86 : x
  2. Step 2: Convert to fraction form
    823,054.12/1,136,203.02 = 619,182.86/x
  3. Step 3: Cross multiply
    823,054.12x = 1,136,203.02 × 619,182.86
  4. Step 4: Simplify right side
    823,054.12x = 703,517,435,464.24
  5. Step 5: Solve for x
    x = 703,517,435,464.24/823,054.12
  6. Step 6: Final answer
    x = 854,764.49

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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.