Home / 1,181,106.28-1,771,222.02-382,180.60

Finding the Fourth Proportional to 1,181,106.28, 1,771,222.02 and 382,180.60

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Solution

The fourth proportional to 1,181,106.28, 1,771,222.02 and 382,180.60 is: 573,129.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,106.28 : 1,771,222.02 = 382,180.60 : x
  2. Step 2: Convert to fraction form
    1,181,106.28/1,771,222.02 = 382,180.60/x
  3. Step 3: Cross multiply
    1,181,106.28x = 1,771,222.02 × 382,180.60
  4. Step 4: Simplify right side
    1,181,106.28x = 676,926,694,336.81
  5. Step 5: Solve for x
    x = 676,926,694,336.81/1,181,106.28
  6. Step 6: Final answer
    x = 573,129.37

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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.