Home / 1,351,055.74-2,031,444.77-1,245,728.24

Finding the Fourth Proportional to 1,351,055.74, 2,031,444.77 and 1,245,728.24

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Solution

The fourth proportional to 1,351,055.74, 2,031,444.77 and 1,245,728.24 is: 1,873,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,055.74 : 2,031,444.77 = 1,245,728.24 : x
  2. Step 2: Convert to fraction form
    1,351,055.74/2,031,444.77 = 1,245,728.24/x
  3. Step 3: Cross multiply
    1,351,055.74x = 2,031,444.77 × 1,245,728.24
  4. Step 4: Simplify right side
    1,351,055.74x = 2,530,628,128,187.81
  5. Step 5: Solve for x
    x = 2,530,628,128,187.81/1,351,055.74
  6. Step 6: Final answer
    x = 1,873,074.56

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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.