Home / 3,230,426.91-4,458,019.03-1,780,174.25

Finding the Fourth Proportional to 3,230,426.91, 4,458,019.03 and 1,780,174.25

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Solution

The fourth proportional to 3,230,426.91, 4,458,019.03 and 1,780,174.25 is: 2,456,656.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,426.91 : 4,458,019.03 = 1,780,174.25 : x
  2. Step 2: Convert to fraction form
    3,230,426.91/4,458,019.03 = 1,780,174.25/x
  3. Step 3: Cross multiply
    3,230,426.91x = 4,458,019.03 × 1,780,174.25
  4. Step 4: Simplify right side
    3,230,426.91x = 7,936,050,683,215.98
  5. Step 5: Solve for x
    x = 7,936,050,683,215.98/3,230,426.91
  6. Step 6: Final answer
    x = 2,456,656.94

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1.5x scale

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.