Home / 2,742,067.40-3,787,994.62-2,190,058.37

Finding the Fourth Proportional to 2,742,067.40, 3,787,994.62 and 2,190,058.37

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Solution

The fourth proportional to 2,742,067.40, 3,787,994.62 and 2,190,058.37 is: 3,025,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,067.40 : 3,787,994.62 = 2,190,058.37 : x
  2. Step 2: Convert to fraction form
    2,742,067.40/3,787,994.62 = 2,190,058.37/x
  3. Step 3: Cross multiply
    2,742,067.40x = 3,787,994.62 × 2,190,058.37
  4. Step 4: Simplify right side
    2,742,067.40x = 8,295,929,330,036.94
  5. Step 5: Solve for x
    x = 8,295,929,330,036.94/2,742,067.40
  6. Step 6: Final answer
    x = 3,025,428.67

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1.5x scale

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.