Home / 4,078,739.20-5,628,218.86-2,359,538.50

Finding the Fourth Proportional to 4,078,739.20, 5,628,218.86 and 2,359,538.50

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Solution

The fourth proportional to 4,078,739.20, 5,628,218.86 and 2,359,538.50 is: 3,255,907.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,739.20 : 5,628,218.86 = 2,359,538.50 : x
  2. Step 2: Convert to fraction form
    4,078,739.20/5,628,218.86 = 2,359,538.50/x
  3. Step 3: Cross multiply
    4,078,739.20x = 5,628,218.86 × 2,359,538.50
  4. Step 4: Simplify right side
    4,078,739.20x = 13,279,999,086,596.11
  5. Step 5: Solve for x
    x = 13,279,999,086,596.11/4,078,739.20
  6. Step 6: Final answer
    x = 3,255,907.88

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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.