Home / 1,685,087.70-2,527,631.55-1,485,633.30

Finding the Fourth Proportional to 1,685,087.70, 2,527,631.55 and 1,485,633.30

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Solution

The fourth proportional to 1,685,087.70, 2,527,631.55 and 1,485,633.30 is: 2,228,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,087.70 : 2,527,631.55 = 1,485,633.30 : x
  2. Step 2: Convert to fraction form
    1,685,087.70/2,527,631.55 = 1,485,633.30/x
  3. Step 3: Cross multiply
    1,685,087.70x = 2,527,631.55 × 1,485,633.30
  4. Step 4: Simplify right side
    1,685,087.70x = 3,755,133,600,810.62
  5. Step 5: Solve for x
    x = 3,755,133,600,810.62/1,685,087.70
  6. Step 6: Final answer
    x = 2,228,449.95

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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.