Home / 2,967,887.21-4,451,907.47-808,930.01

Finding the Fourth Proportional to 2,967,887.21, 4,451,907.47 and 808,930.01

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Solution

The fourth proportional to 2,967,887.21, 4,451,907.47 and 808,930.01 is: 1,213,415.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,887.21 : 4,451,907.47 = 808,930.01 : x
  2. Step 2: Convert to fraction form
    2,967,887.21/4,451,907.47 = 808,930.01/x
  3. Step 3: Cross multiply
    2,967,887.21x = 4,451,907.47 × 808,930.01
  4. Step 4: Simplify right side
    2,967,887.21x = 3,601,281,561,311.29
  5. Step 5: Solve for x
    x = 3,601,281,561,311.29/2,967,887.21
  6. Step 6: Final answer
    x = 1,213,415.91

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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.