Home / 1,311,867.36-1,967,803.20-365,237.64

Finding the Fourth Proportional to 1,311,867.36, 1,967,803.20 and 365,237.64

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Solution

The fourth proportional to 1,311,867.36, 1,967,803.20 and 365,237.64 is: 547,857.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,867.36 : 1,967,803.20 = 365,237.64 : x
  2. Step 2: Convert to fraction form
    1,311,867.36/1,967,803.20 = 365,237.64/x
  3. Step 3: Cross multiply
    1,311,867.36x = 1,967,803.20 × 365,237.64
  4. Step 4: Simplify right side
    1,311,867.36x = 718,715,796,752.45
  5. Step 5: Solve for x
    x = 718,715,796,752.45/1,311,867.36
  6. Step 6: Final answer
    x = 547,857.06

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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.