Home / 1,222,532.55-1,833,798.83-1,089,562.95

Finding the Fourth Proportional to 1,222,532.55, 1,833,798.83 and 1,089,562.95

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Solution

The fourth proportional to 1,222,532.55, 1,833,798.83 and 1,089,562.95 is: 1,634,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,532.55 : 1,833,798.83 = 1,089,562.95 : x
  2. Step 2: Convert to fraction form
    1,222,532.55/1,833,798.83 = 1,089,562.95/x
  3. Step 3: Cross multiply
    1,222,532.55x = 1,833,798.83 × 1,089,562.95
  4. Step 4: Simplify right side
    1,222,532.55x = 1,998,039,257,473.53
  5. Step 5: Solve for x
    x = 1,998,039,257,473.53/1,222,532.55
  6. Step 6: Final answer
    x = 1,634,344.43

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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.