Home / 4,985,042.28-7,477,563.42-1,198,525.20

Finding the Fourth Proportional to 4,985,042.28, 7,477,563.42 and 1,198,525.20

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Solution

The fourth proportional to 4,985,042.28, 7,477,563.42 and 1,198,525.20 is: 1,797,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,042.28 : 7,477,563.42 = 1,198,525.20 : x
  2. Step 2: Convert to fraction form
    4,985,042.28/7,477,563.42 = 1,198,525.20/x
  3. Step 3: Cross multiply
    4,985,042.28x = 7,477,563.42 × 1,198,525.20
  4. Step 4: Simplify right side
    4,985,042.28x = 8,962,048,193,468.18
  5. Step 5: Solve for x
    x = 8,962,048,193,468.18/4,985,042.28
  6. Step 6: Final answer
    x = 1,797,787.80

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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.