Home / 2,632,729.60-3,949,094.40-1,285,756.30

Finding the Fourth Proportional to 2,632,729.60, 3,949,094.40 and 1,285,756.30

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Solution

The fourth proportional to 2,632,729.60, 3,949,094.40 and 1,285,756.30 is: 1,928,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,729.60 : 3,949,094.40 = 1,285,756.30 : x
  2. Step 2: Convert to fraction form
    2,632,729.60/3,949,094.40 = 1,285,756.30/x
  3. Step 3: Cross multiply
    2,632,729.60x = 3,949,094.40 × 1,285,756.30
  4. Step 4: Simplify right side
    2,632,729.60x = 5,077,573,004,094.72
  5. Step 5: Solve for x
    x = 5,077,573,004,094.72/2,632,729.60
  6. Step 6: Final answer
    x = 1,928,634.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.