Home / 2,068,898.39-3,103,364.87-721,058.81

Finding the Fourth Proportional to 2,068,898.39, 3,103,364.87 and 721,058.81

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Solution

The fourth proportional to 2,068,898.39, 3,103,364.87 and 721,058.81 is: 1,081,594.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,898.39 : 3,103,364.87 = 721,058.81 : x
  2. Step 2: Convert to fraction form
    2,068,898.39/3,103,364.87 = 721,058.81/x
  3. Step 3: Cross multiply
    2,068,898.39x = 3,103,364.87 × 721,058.81
  4. Step 4: Simplify right side
    2,068,898.39x = 2,237,708,589,719.06
  5. Step 5: Solve for x
    x = 2,237,708,589,719.06/2,068,898.39
  6. Step 6: Final answer
    x = 1,081,594.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.