Home / 3,011,474.28-4,511,730.90-2,688,623.88

Finding the Fourth Proportional to 3,011,474.28, 4,511,730.90 and 2,688,623.88

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Solution

The fourth proportional to 3,011,474.28, 4,511,730.90 and 2,688,623.88 is: 4,028,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,474.28 : 4,511,730.90 = 2,688,623.88 : x
  2. Step 2: Convert to fraction form
    3,011,474.28/4,511,730.90 = 2,688,623.88/x
  3. Step 3: Cross multiply
    3,011,474.28x = 4,511,730.90 × 2,688,623.88
  4. Step 4: Simplify right side
    3,011,474.28x = 12,130,347,437,873.89
  5. Step 5: Solve for x
    x = 12,130,347,437,873.89/3,011,474.28
  6. Step 6: Final answer
    x = 4,028,042.85

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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.