Home / 2,945,976.63-4,065,408.60-1,656,816.98

Finding the Fourth Proportional to 2,945,976.63, 4,065,408.60 and 1,656,816.98

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Solution

The fourth proportional to 2,945,976.63, 4,065,408.60 and 1,656,816.98 is: 2,286,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,976.63 : 4,065,408.60 = 1,656,816.98 : x
  2. Step 2: Convert to fraction form
    2,945,976.63/4,065,408.60 = 1,656,816.98/x
  3. Step 3: Cross multiply
    2,945,976.63x = 4,065,408.60 × 1,656,816.98
  4. Step 4: Simplify right side
    2,945,976.63x = 6,735,638,009,425.24
  5. Step 5: Solve for x
    x = 6,735,638,009,425.24/2,945,976.63
  6. Step 6: Final answer
    x = 2,286,385.42

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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.