Home / 2,378,289.60-3,282,022.98-1,290,533.54

Finding the Fourth Proportional to 2,378,289.60, 3,282,022.98 and 1,290,533.54

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Solution

The fourth proportional to 2,378,289.60, 3,282,022.98 and 1,290,533.54 is: 1,780,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,289.60 : 3,282,022.98 = 1,290,533.54 : x
  2. Step 2: Convert to fraction form
    2,378,289.60/3,282,022.98 = 1,290,533.54/x
  3. Step 3: Cross multiply
    2,378,289.60x = 3,282,022.98 × 1,290,533.54
  4. Step 4: Simplify right side
    2,378,289.60x = 4,235,560,718,330.63
  5. Step 5: Solve for x
    x = 4,235,560,718,330.63/2,378,289.60
  6. Step 6: Final answer
    x = 1,780,927.23

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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.