Home / 1,804,231.70-2,487,844.89-1,149,821.56

Finding the Fourth Proportional to 1,804,231.70, 2,487,844.89 and 1,149,821.56

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Solution

The fourth proportional to 1,804,231.70, 2,487,844.89 and 1,149,821.56 is: 1,585,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,231.70 : 2,487,844.89 = 1,149,821.56 : x
  2. Step 2: Convert to fraction form
    1,804,231.70/2,487,844.89 = 1,149,821.56/x
  3. Step 3: Cross multiply
    1,804,231.70x = 2,487,844.89 × 1,149,821.56
  4. Step 4: Simplify right side
    1,804,231.70x = 2,860,577,686,238.22
  5. Step 5: Solve for x
    x = 2,860,577,686,238.22/1,804,231.70
  6. Step 6: Final answer
    x = 1,585,482.45

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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.