Home / 5,196,331.15-7,794,501.05-1,409,814.43

Finding the Fourth Proportional to 5,196,331.15, 7,794,501.05 and 1,409,814.43

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Solution

The fourth proportional to 5,196,331.15, 7,794,501.05 and 1,409,814.43 is: 2,114,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,196,331.15 : 7,794,501.05 = 1,409,814.43 : x
  2. Step 2: Convert to fraction form
    5,196,331.15/7,794,501.05 = 1,409,814.43/x
  3. Step 3: Cross multiply
    5,196,331.15x = 7,794,501.05 × 1,409,814.43
  4. Step 4: Simplify right side
    5,196,331.15x = 10,988,800,054,940.15
  5. Step 5: Solve for x
    x = 10,988,800,054,940.15/5,196,331.15
  6. Step 6: Final answer
    x = 2,114,722.82

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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.