Home / 4,080,384.30-6,120,576.45-3,639,485.10

Finding the Fourth Proportional to 4,080,384.30, 6,120,576.45 and 3,639,485.10

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Solution

The fourth proportional to 4,080,384.30, 6,120,576.45 and 3,639,485.10 is: 5,459,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,384.30 : 6,120,576.45 = 3,639,485.10 : x
  2. Step 2: Convert to fraction form
    4,080,384.30/6,120,576.45 = 3,639,485.10/x
  3. Step 3: Cross multiply
    4,080,384.30x = 6,120,576.45 × 3,639,485.10
  4. Step 4: Simplify right side
    4,080,384.30x = 22,275,746,793,185.89
  5. Step 5: Solve for x
    x = 22,275,746,793,185.89/4,080,384.30
  6. Step 6: Final answer
    x = 5,459,227.65

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1.5x scale

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.