Home / 1,869,940.80-2,580,745.59-1,054,301.58

Finding the Fourth Proportional to 1,869,940.80, 2,580,745.59 and 1,054,301.58

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Solution

The fourth proportional to 1,869,940.80, 2,580,745.59 and 1,054,301.58 is: 1,455,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,940.80 : 2,580,745.59 = 1,054,301.58 : x
  2. Step 2: Convert to fraction form
    1,869,940.80/2,580,745.59 = 1,054,301.58/x
  3. Step 3: Cross multiply
    1,869,940.80x = 2,580,745.59 × 1,054,301.58
  4. Step 4: Simplify right side
    1,869,940.80x = 2,720,884,153,115.03
  5. Step 5: Solve for x
    x = 2,720,884,153,115.03/1,869,940.80
  6. Step 6: Final answer
    x = 1,455,064.33

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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.