Home / 1,782,145.56-2,458,563.93-1,057,023.84

Finding the Fourth Proportional to 1,782,145.56, 2,458,563.93 and 1,057,023.84

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Solution

The fourth proportional to 1,782,145.56, 2,458,563.93 and 1,057,023.84 is: 1,458,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,145.56 : 2,458,563.93 = 1,057,023.84 : x
  2. Step 2: Convert to fraction form
    1,782,145.56/2,458,563.93 = 1,057,023.84/x
  3. Step 3: Cross multiply
    1,782,145.56x = 2,458,563.93 × 1,057,023.84
  4. Step 4: Simplify right side
    1,782,145.56x = 2,598,760,686,174.09
  5. Step 5: Solve for x
    x = 2,598,760,686,174.09/1,782,145.56
  6. Step 6: Final answer
    x = 1,458,220.22

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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.