Home / 2,164,734.09-2,984,888.40-1,619,121.33

Finding the Fourth Proportional to 2,164,734.09, 2,984,888.40 and 1,619,121.33

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Solution

The fourth proportional to 2,164,734.09, 2,984,888.40 and 1,619,121.33 is: 2,232,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,734.09 : 2,984,888.40 = 1,619,121.33 : x
  2. Step 2: Convert to fraction form
    2,164,734.09/2,984,888.40 = 1,619,121.33/x
  3. Step 3: Cross multiply
    2,164,734.09x = 2,984,888.40 × 1,619,121.33
  4. Step 4: Simplify right side
    2,164,734.09x = 4,832,896,466,196.65
  5. Step 5: Solve for x
    x = 4,832,896,466,196.65/2,164,734.09
  6. Step 6: Final answer
    x = 2,232,558.95

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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.