Home / 3,088,756.80-4,633,135.20-845,121.60

Finding the Fourth Proportional to 3,088,756.80, 4,633,135.20 and 845,121.60

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Solution

The fourth proportional to 3,088,756.80, 4,633,135.20 and 845,121.60 is: 1,267,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088,756.80 : 4,633,135.20 = 845,121.60 : x
  2. Step 2: Convert to fraction form
    3,088,756.80/4,633,135.20 = 845,121.60/x
  3. Step 3: Cross multiply
    3,088,756.80x = 4,633,135.20 × 845,121.60
  4. Step 4: Simplify right side
    3,088,756.80x = 3,915,562,633,240.32
  5. Step 5: Solve for x
    x = 3,915,562,633,240.32/3,088,756.80
  6. Step 6: Final answer
    x = 1,267,682.40

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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.