Home / 2,945,124.70-4,417,687.05-2,895,358.30

Finding the Fourth Proportional to 2,945,124.70, 4,417,687.05 and 2,895,358.30

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Solution

The fourth proportional to 2,945,124.70, 4,417,687.05 and 2,895,358.30 is: 4,343,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,124.70 : 4,417,687.05 = 2,895,358.30 : x
  2. Step 2: Convert to fraction form
    2,945,124.70/4,417,687.05 = 2,895,358.30/x
  3. Step 3: Cross multiply
    2,945,124.70x = 4,417,687.05 × 2,895,358.30
  4. Step 4: Simplify right side
    2,945,124.70x = 12,790,786,867,020.01
  5. Step 5: Solve for x
    x = 12,790,786,867,020.01/2,945,124.70
  6. Step 6: Final answer
    x = 4,343,037.45

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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.