Home / 1,328,896.14-1,833,758.95-740,150.65

Finding the Fourth Proportional to 1,328,896.14, 1,833,758.95 and 740,150.65

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Solution

The fourth proportional to 1,328,896.14, 1,833,758.95 and 740,150.65 is: 1,021,342.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,896.14 : 1,833,758.95 = 740,150.65 : x
  2. Step 2: Convert to fraction form
    1,328,896.14/1,833,758.95 = 740,150.65/x
  3. Step 3: Cross multiply
    1,328,896.14x = 1,833,758.95 × 740,150.65
  4. Step 4: Simplify right side
    1,328,896.14x = 1,357,257,878,785.82
  5. Step 5: Solve for x
    x = 1,357,257,878,785.82/1,328,896.14
  6. Step 6: Final answer
    x = 1,021,342.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.