Home / 2,781,982.60-3,837,218.63-1,956,806.24

Finding the Fourth Proportional to 2,781,982.60, 3,837,218.63 and 1,956,806.24

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Solution

The fourth proportional to 2,781,982.60, 3,837,218.63 and 1,956,806.24 is: 2,699,043.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,982.60 : 3,837,218.63 = 1,956,806.24 : x
  2. Step 2: Convert to fraction form
    2,781,982.60/3,837,218.63 = 1,956,806.24/x
  3. Step 3: Cross multiply
    2,781,982.60x = 3,837,218.63 × 1,956,806.24
  4. Step 4: Simplify right side
    2,781,982.60x = 7,508,693,330,458.13
  5. Step 5: Solve for x
    x = 7,508,693,330,458.13/2,781,982.60
  6. Step 6: Final answer
    x = 2,699,043.96

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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.