Home / 1,370,942.55-2,056,768.61-802,803.69

Finding the Fourth Proportional to 1,370,942.55, 2,056,768.61 and 802,803.69

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Solution

The fourth proportional to 1,370,942.55, 2,056,768.61 and 802,803.69 is: 1,204,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,942.55 : 2,056,768.61 = 802,803.69 : x
  2. Step 2: Convert to fraction form
    1,370,942.55/2,056,768.61 = 802,803.69/x
  3. Step 3: Cross multiply
    1,370,942.55x = 2,056,768.61 × 802,803.69
  4. Step 4: Simplify right side
    1,370,942.55x = 1,651,181,425,570.15
  5. Step 5: Solve for x
    x = 1,651,181,425,570.15/1,370,942.55
  6. Step 6: Final answer
    x = 1,204,413.29

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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.