Home / 5,622,678.36-8,434,841.88-1,783,220.28

Finding the Fourth Proportional to 5,622,678.36, 8,434,841.88 and 1,783,220.28

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Solution

The fourth proportional to 5,622,678.36, 8,434,841.88 and 1,783,220.28 is: 2,675,091.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622,678.36 : 8,434,841.88 = 1,783,220.28 : x
  2. Step 2: Convert to fraction form
    5,622,678.36/8,434,841.88 = 1,783,220.28/x
  3. Step 3: Cross multiply
    5,622,678.36x = 8,434,841.88 × 1,783,220.28
  4. Step 4: Simplify right side
    5,622,678.36x = 15,041,181,099,009.33
  5. Step 5: Solve for x
    x = 15,041,181,099,009.33/5,622,678.36
  6. Step 6: Final answer
    x = 2,675,091.86

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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.