Home / 3,140,771.28-4,334,303.30-1,764,415.64

Finding the Fourth Proportional to 3,140,771.28, 4,334,303.30 and 1,764,415.64

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Solution

The fourth proportional to 3,140,771.28, 4,334,303.30 and 1,764,415.64 is: 2,434,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,771.28 : 4,334,303.30 = 1,764,415.64 : x
  2. Step 2: Convert to fraction form
    3,140,771.28/4,334,303.30 = 1,764,415.64/x
  3. Step 3: Cross multiply
    3,140,771.28x = 4,334,303.30 × 1,764,415.64
  4. Step 4: Simplify right side
    3,140,771.28x = 7,647,512,500,530.02
  5. Step 5: Solve for x
    x = 7,647,512,500,530.02/3,140,771.28
  6. Step 6: Final answer
    x = 2,434,915.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.