Home / 3,006,485.76-4,149,120.06-1,783,515.36

Finding the Fourth Proportional to 3,006,485.76, 4,149,120.06 and 1,783,515.36

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Solution

The fourth proportional to 3,006,485.76, 4,149,120.06 and 1,783,515.36 is: 2,461,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006,485.76 : 4,149,120.06 = 1,783,515.36 : x
  2. Step 2: Convert to fraction form
    3,006,485.76/4,149,120.06 = 1,783,515.36/x
  3. Step 3: Cross multiply
    3,006,485.76x = 4,149,120.06 × 1,783,515.36
  4. Step 4: Simplify right side
    3,006,485.76x = 7,400,019,357,494.12
  5. Step 5: Solve for x
    x = 7,400,019,357,494.12/3,006,485.76
  6. Step 6: Final answer
    x = 2,461,351.87

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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.