Home / 5,449,808.80-8,174,713.20-1,663,285.60

Finding the Fourth Proportional to 5,449,808.80, 8,174,713.20 and 1,663,285.60

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Solution

The fourth proportional to 5,449,808.80, 8,174,713.20 and 1,663,285.60 is: 2,494,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449,808.80 : 8,174,713.20 = 1,663,285.60 : x
  2. Step 2: Convert to fraction form
    5,449,808.80/8,174,713.20 = 1,663,285.60/x
  3. Step 3: Cross multiply
    5,449,808.80x = 8,174,713.20 × 1,663,285.60
  4. Step 4: Simplify right side
    5,449,808.80x = 13,596,882,749,689.92
  5. Step 5: Solve for x
    x = 13,596,882,749,689.92/5,449,808.80
  6. Step 6: Final answer
    x = 2,494,928.40

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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.