Home / 1,870,290.88-2,580,949.80-1,054,487.44

Finding the Fourth Proportional to 1,870,290.88, 2,580,949.80 and 1,054,487.44

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Solution

The fourth proportional to 1,870,290.88, 2,580,949.80 and 1,054,487.44 is: 1,455,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,290.88 : 2,580,949.80 = 1,054,487.44 : x
  2. Step 2: Convert to fraction form
    1,870,290.88/2,580,949.80 = 1,054,487.44/x
  3. Step 3: Cross multiply
    1,870,290.88x = 2,580,949.80 × 1,054,487.44
  4. Step 4: Simplify right side
    1,870,290.88x = 2,721,579,147,370.51
  5. Step 5: Solve for x
    x = 2,721,579,147,370.51/1,870,290.88
  6. Step 6: Final answer
    x = 1,455,163.57

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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.