Home / 1,184,183.32-1,776,721.02-711,198.40

Finding the Fourth Proportional to 1,184,183.32, 1,776,721.02 and 711,198.40

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Solution

The fourth proportional to 1,184,183.32, 1,776,721.02 and 711,198.40 is: 1,067,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,183.32 : 1,776,721.02 = 711,198.40 : x
  2. Step 2: Convert to fraction form
    1,184,183.32/1,776,721.02 = 711,198.40/x
  3. Step 3: Cross multiply
    1,184,183.32x = 1,776,721.02 × 711,198.40
  4. Step 4: Simplify right side
    1,184,183.32x = 1,263,601,146,670.37
  5. Step 5: Solve for x
    x = 1,263,601,146,670.37/1,184,183.32
  6. Step 6: Final answer
    x = 1,067,065.48

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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.