Home / 1,072,640.26-1,480,238.13-589,203.91

Finding the Fourth Proportional to 1,072,640.26, 1,480,238.13 and 589,203.91

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Solution

The fourth proportional to 1,072,640.26, 1,480,238.13 and 589,203.91 is: 813,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,640.26 : 1,480,238.13 = 589,203.91 : x
  2. Step 2: Convert to fraction form
    1,072,640.26/1,480,238.13 = 589,203.91/x
  3. Step 3: Cross multiply
    1,072,640.26x = 1,480,238.13 × 589,203.91
  4. Step 4: Simplify right side
    1,072,640.26x = 872,162,093,927.09
  5. Step 5: Solve for x
    x = 872,162,093,927.09/1,072,640.26
  6. Step 6: Final answer
    x = 813,098.41

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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.