Home / 3,033,887.51-4,186,764.60-1,638,449.02

Finding the Fourth Proportional to 3,033,887.51, 4,186,764.60 and 1,638,449.02

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Solution

The fourth proportional to 3,033,887.51, 4,186,764.60 and 1,638,449.02 is: 2,261,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033,887.51 : 4,186,764.60 = 1,638,449.02 : x
  2. Step 2: Convert to fraction form
    3,033,887.51/4,186,764.60 = 1,638,449.02/x
  3. Step 3: Cross multiply
    3,033,887.51x = 4,186,764.60 × 1,638,449.02
  4. Step 4: Simplify right side
    3,033,887.51x = 6,859,800,355,840.69
  5. Step 5: Solve for x
    x = 6,859,800,355,840.69/3,033,887.51
  6. Step 6: Final answer
    x = 2,261,059.56

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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.