Home / 3,946,558.21-5,918,809.72-1,670,911.24

Finding the Fourth Proportional to 3,946,558.21, 5,918,809.72 and 1,670,911.24

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Solution

The fourth proportional to 3,946,558.21, 5,918,809.72 and 1,670,911.24 is: 2,505,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,558.21 : 5,918,809.72 = 1,670,911.24 : x
  2. Step 2: Convert to fraction form
    3,946,558.21/5,918,809.72 = 1,670,911.24/x
  3. Step 3: Cross multiply
    3,946,558.21x = 5,918,809.72 × 1,670,911.24
  4. Step 4: Simplify right side
    3,946,558.21x = 9,889,805,650,620.65
  5. Step 5: Solve for x
    x = 9,889,805,650,620.65/3,946,558.21
  6. Step 6: Final answer
    x = 2,505,931.79

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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.