Home / 2,520,903.37-3,479,140.73-1,433,337.88

Finding the Fourth Proportional to 2,520,903.37, 3,479,140.73 and 1,433,337.88

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Solution

The fourth proportional to 2,520,903.37, 3,479,140.73 and 1,433,337.88 is: 1,978,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,903.37 : 3,479,140.73 = 1,433,337.88 : x
  2. Step 2: Convert to fraction form
    2,520,903.37/3,479,140.73 = 1,433,337.88/x
  3. Step 3: Cross multiply
    2,520,903.37x = 3,479,140.73 × 1,433,337.88
  4. Step 4: Simplify right side
    2,520,903.37x = 4,986,784,198,159.85
  5. Step 5: Solve for x
    x = 4,986,784,198,159.85/2,520,903.37
  6. Step 6: Final answer
    x = 1,978,173.48

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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.