Home / 2,939,152.69-4,055,806.74-1,649,743.93

Finding the Fourth Proportional to 2,939,152.69, 4,055,806.74 and 1,649,743.93

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Solution

The fourth proportional to 2,939,152.69, 4,055,806.74 and 1,649,743.93 is: 2,276,520.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,152.69 : 4,055,806.74 = 1,649,743.93 : x
  2. Step 2: Convert to fraction form
    2,939,152.69/4,055,806.74 = 1,649,743.93/x
  3. Step 3: Cross multiply
    2,939,152.69x = 4,055,806.74 × 1,649,743.93
  4. Step 4: Simplify right side
    2,939,152.69x = 6,691,042,550,568.09
  5. Step 5: Solve for x
    x = 6,691,042,550,568.09/2,939,152.69
  6. Step 6: Final answer
    x = 2,276,520.91

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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.