Home / 1,956,391.80-2,699,571.26-1,140,391.32

Finding the Fourth Proportional to 1,956,391.80, 2,699,571.26 and 1,140,391.32

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Solution

The fourth proportional to 1,956,391.80, 2,699,571.26 and 1,140,391.32 is: 1,573,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,391.80 : 2,699,571.26 = 1,140,391.32 : x
  2. Step 2: Convert to fraction form
    1,956,391.80/2,699,571.26 = 1,140,391.32/x
  3. Step 3: Cross multiply
    1,956,391.80x = 2,699,571.26 × 1,140,391.32
  4. Step 4: Simplify right side
    1,956,391.80x = 3,078,567,632,625.46
  5. Step 5: Solve for x
    x = 3,078,567,632,625.46/1,956,391.80
  6. Step 6: Final answer
    x = 1,573,594.63

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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.