Home / 1,760,293.91-2,640,440.93-961,139.54

Finding the Fourth Proportional to 1,760,293.91, 2,640,440.93 and 961,139.54

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Solution

The fourth proportional to 1,760,293.91, 2,640,440.93 and 961,139.54 is: 1,441,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,293.91 : 2,640,440.93 = 961,139.54 : x
  2. Step 2: Convert to fraction form
    1,760,293.91/2,640,440.93 = 961,139.54/x
  3. Step 3: Cross multiply
    1,760,293.91x = 2,640,440.93 × 961,139.54
  4. Step 4: Simplify right side
    1,760,293.91x = 2,537,832,162,849.47
  5. Step 5: Solve for x
    x = 2,537,832,162,849.47/1,760,293.91
  6. Step 6: Final answer
    x = 1,441,709.34

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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.