Home / 3,163,500.20-4,746,059.48-919,638.20

Finding the Fourth Proportional to 3,163,500.20, 4,746,059.48 and 919,638.20

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Solution

The fourth proportional to 3,163,500.20, 4,746,059.48 and 919,638.20 is: 1,379,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,500.20 : 4,746,059.48 = 919,638.20 : x
  2. Step 2: Convert to fraction form
    3,163,500.20/4,746,059.48 = 919,638.20/x
  3. Step 3: Cross multiply
    3,163,500.20x = 4,746,059.48 × 919,638.20
  4. Step 4: Simplify right side
    3,163,500.20x = 4,364,657,568,951.65
  5. Step 5: Solve for x
    x = 4,364,657,568,951.65/3,163,500.20
  6. Step 6: Final answer
    x = 1,379,692.52

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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.