Home / 1,816,761.92-2,725,142.88-695,174.72

Finding the Fourth Proportional to 1,816,761.92, 2,725,142.88 and 695,174.72

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Solution

The fourth proportional to 1,816,761.92, 2,725,142.88 and 695,174.72 is: 1,042,762.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,761.92 : 2,725,142.88 = 695,174.72 : x
  2. Step 2: Convert to fraction form
    1,816,761.92/2,725,142.88 = 695,174.72/x
  3. Step 3: Cross multiply
    1,816,761.92x = 2,725,142.88 × 695,174.72
  4. Step 4: Simplify right side
    1,816,761.92x = 1,894,450,438,563.99
  5. Step 5: Solve for x
    x = 1,894,450,438,563.99/1,816,761.92
  6. Step 6: Final answer
    x = 1,042,762.08

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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.