Home / 4,928,985.20-7,381,036.20-3,236,927.60

Finding the Fourth Proportional to 4,928,985.20, 7,381,036.20 and 3,236,927.60

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Solution

The fourth proportional to 4,928,985.20, 7,381,036.20 and 3,236,927.60 is: 4,847,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,985.20 : 7,381,036.20 = 3,236,927.60 : x
  2. Step 2: Convert to fraction form
    4,928,985.20/7,381,036.20 = 3,236,927.60/x
  3. Step 3: Cross multiply
    4,928,985.20x = 7,381,036.20 × 3,236,927.60
  4. Step 4: Simplify right side
    4,928,985.20x = 23,891,879,792,379.12
  5. Step 5: Solve for x
    x = 23,891,879,792,379.12/4,928,985.20
  6. Step 6: Final answer
    x = 4,847,220.84

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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.