Home / 1,162,768.67-1,604,260.13-678,984.83

Finding the Fourth Proportional to 1,162,768.67, 1,604,260.13 and 678,984.83

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Solution

The fourth proportional to 1,162,768.67, 1,604,260.13 and 678,984.83 is: 936,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,768.67 : 1,604,260.13 = 678,984.83 : x
  2. Step 2: Convert to fraction form
    1,162,768.67/1,604,260.13 = 678,984.83/x
  3. Step 3: Cross multiply
    1,162,768.67x = 1,604,260.13 × 678,984.83
  4. Step 4: Simplify right side
    1,162,768.67x = 1,089,268,280,227.60
  5. Step 5: Solve for x
    x = 1,089,268,280,227.60/1,162,768.67
  6. Step 6: Final answer
    x = 936,788.47

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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.