Home / 2,619,989.36-3,615,559.76-1,458,417.20

Finding the Fourth Proportional to 2,619,989.36, 3,615,559.76 and 1,458,417.20

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Solution

The fourth proportional to 2,619,989.36, 3,615,559.76 and 1,458,417.20 is: 2,012,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,989.36 : 3,615,559.76 = 1,458,417.20 : x
  2. Step 2: Convert to fraction form
    2,619,989.36/3,615,559.76 = 1,458,417.20/x
  3. Step 3: Cross multiply
    2,619,989.36x = 3,615,559.76 × 1,458,417.20
  4. Step 4: Simplify right side
    2,619,989.36x = 5,272,994,541,611.87
  5. Step 5: Solve for x
    x = 5,272,994,541,611.87/2,619,989.36
  6. Step 6: Final answer
    x = 2,012,601.51

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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.