Home / 1,905,928.54-2,630,219-1,046,481.28

Finding the Fourth Proportional to 1,905,928.54, 2,630,219 and 1,046,481.28

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Solution

The fourth proportional to 1,905,928.54, 2,630,219 and 1,046,481.28 is: 1,444,164.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,928.54 : 2,630,219 = 1,046,481.28 : x
  2. Step 2: Convert to fraction form
    1,905,928.54/2,630,219 = 1,046,481.28/x
  3. Step 3: Cross multiply
    1,905,928.54x = 2,630,219 × 1,046,481.28
  4. Step 4: Simplify right side
    1,905,928.54x = 2,752,474,945,800.32
  5. Step 5: Solve for x
    x = 2,752,474,945,800.32/1,905,928.54
  6. Step 6: Final answer
    x = 1,444,164.82

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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.