Home / 3,424,622.25-4,725,920.79-1,896,696.57

Finding the Fourth Proportional to 3,424,622.25, 4,725,920.79 and 1,896,696.57

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Solution

The fourth proportional to 3,424,622.25, 4,725,920.79 and 1,896,696.57 is: 2,617,409.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,622.25 : 4,725,920.79 = 1,896,696.57 : x
  2. Step 2: Convert to fraction form
    3,424,622.25/4,725,920.79 = 1,896,696.57/x
  3. Step 3: Cross multiply
    3,424,622.25x = 4,725,920.79 × 1,896,696.57
  4. Step 4: Simplify right side
    3,424,622.25x = 8,963,637,752,484.69
  5. Step 5: Solve for x
    x = 8,963,637,752,484.69/3,424,622.25
  6. Step 6: Final answer
    x = 2,617,409.19

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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.