Home / 3,846,135.60-5,769,721.80-1,322,564.40

Finding the Fourth Proportional to 3,846,135.60, 5,769,721.80 and 1,322,564.40

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Solution

The fourth proportional to 3,846,135.60, 5,769,721.80 and 1,322,564.40 is: 1,984,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,135.60 : 5,769,721.80 = 1,322,564.40 : x
  2. Step 2: Convert to fraction form
    3,846,135.60/5,769,721.80 = 1,322,564.40/x
  3. Step 3: Cross multiply
    3,846,135.60x = 5,769,721.80 × 1,322,564.40
  4. Step 4: Simplify right side
    3,846,135.60x = 7,630,828,650,583.92
  5. Step 5: Solve for x
    x = 7,630,828,650,583.92/3,846,135.60
  6. Step 6: Final answer
    x = 1,984,024.86

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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.