Home / 2,572,629-3,550,138.68-1,426,815.96

Finding the Fourth Proportional to 2,572,629, 3,550,138.68 and 1,426,815.96

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Solution

The fourth proportional to 2,572,629, 3,550,138.68 and 1,426,815.96 is: 1,968,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,629 : 3,550,138.68 = 1,426,815.96 : x
  2. Step 2: Convert to fraction form
    2,572,629/3,550,138.68 = 1,426,815.96/x
  3. Step 3: Cross multiply
    2,572,629x = 3,550,138.68 × 1,426,815.96
  4. Step 4: Simplify right side
    2,572,629x = 5,065,394,528,837.33
  5. Step 5: Solve for x
    x = 5,065,394,528,837.33/2,572,629
  6. Step 6: Final answer
    x = 1,968,956.48

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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.