Home / 3,119,189.80-4,678,784.70-1,097,745.70

Finding the Fourth Proportional to 3,119,189.80, 4,678,784.70 and 1,097,745.70

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Solution

The fourth proportional to 3,119,189.80, 4,678,784.70 and 1,097,745.70 is: 1,646,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,189.80 : 4,678,784.70 = 1,097,745.70 : x
  2. Step 2: Convert to fraction form
    3,119,189.80/4,678,784.70 = 1,097,745.70/x
  3. Step 3: Cross multiply
    3,119,189.80x = 4,678,784.70 × 1,097,745.70
  4. Step 4: Simplify right side
    3,119,189.80x = 5,136,115,785,650.79
  5. Step 5: Solve for x
    x = 5,136,115,785,650.79/3,119,189.80
  6. Step 6: Final answer
    x = 1,646,618.55

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Similar ratio
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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.