Home / 4,172,621.80-6,263,079.90-2,045,108.20

Finding the Fourth Proportional to 4,172,621.80, 6,263,079.90 and 2,045,108.20

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Solution

The fourth proportional to 4,172,621.80, 6,263,079.90 and 2,045,108.20 is: 3,069,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,621.80 : 6,263,079.90 = 2,045,108.20 : x
  2. Step 2: Convert to fraction form
    4,172,621.80/6,263,079.90 = 2,045,108.20/x
  3. Step 3: Cross multiply
    4,172,621.80x = 6,263,079.90 × 2,045,108.20
  4. Step 4: Simplify right side
    4,172,621.80x = 12,808,676,060,745.18
  5. Step 5: Solve for x
    x = 12,808,676,060,745.18/4,172,621.80
  6. Step 6: Final answer
    x = 3,069,694.95

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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.