Home / 5,322,534.90-7,983,801.51-1,279,022.79

Finding the Fourth Proportional to 5,322,534.90, 7,983,801.51 and 1,279,022.79

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Solution

The fourth proportional to 5,322,534.90, 7,983,801.51 and 1,279,022.79 is: 1,918,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322,534.90 : 7,983,801.51 = 1,279,022.79 : x
  2. Step 2: Convert to fraction form
    5,322,534.90/7,983,801.51 = 1,279,022.79/x
  3. Step 3: Cross multiply
    5,322,534.90x = 7,983,801.51 × 1,279,022.79
  4. Step 4: Simplify right side
    5,322,534.90x = 10,211,464,082,126.41
  5. Step 5: Solve for x
    x = 10,211,464,082,126.41/5,322,534.90
  6. Step 6: Final answer
    x = 1,918,533.98

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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.