Home / 1,326,245.56-1,830,219.06-722,633.56

Finding the Fourth Proportional to 1,326,245.56, 1,830,219.06 and 722,633.56

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Solution

The fourth proportional to 1,326,245.56, 1,830,219.06 and 722,633.56 is: 997,234.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,245.56 : 1,830,219.06 = 722,633.56 : x
  2. Step 2: Convert to fraction form
    1,326,245.56/1,830,219.06 = 722,633.56/x
  3. Step 3: Cross multiply
    1,326,245.56x = 1,830,219.06 × 722,633.56
  4. Step 4: Simplify right side
    1,326,245.56x = 1,322,577,714,907.65
  5. Step 5: Solve for x
    x = 1,322,577,714,907.65/1,326,245.56
  6. Step 6: Final answer
    x = 997,234.41

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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.