Home / 1,972,498.86-2,958,832.67-774,680.85

Finding the Fourth Proportional to 1,972,498.86, 2,958,832.67 and 774,680.85

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Solution

The fourth proportional to 1,972,498.86, 2,958,832.67 and 774,680.85 is: 1,162,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,498.86 : 2,958,832.67 = 774,680.85 : x
  2. Step 2: Convert to fraction form
    1,972,498.86/2,958,832.67 = 774,680.85/x
  3. Step 3: Cross multiply
    1,972,498.86x = 2,958,832.67 × 774,680.85
  4. Step 4: Simplify right side
    1,972,498.86x = 2,292,151,007,803.37
  5. Step 5: Solve for x
    x = 2,292,151,007,803.37/1,972,498.86
  6. Step 6: Final answer
    x = 1,162,054.41

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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.