Home / 1,585,912.37-2,187,563.36-940,875.75

Finding the Fourth Proportional to 1,585,912.37, 2,187,563.36 and 940,875.75

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Solution

The fourth proportional to 1,585,912.37, 2,187,563.36 and 940,875.75 is: 1,297,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,912.37 : 2,187,563.36 = 940,875.75 : x
  2. Step 2: Convert to fraction form
    1,585,912.37/2,187,563.36 = 940,875.75/x
  3. Step 3: Cross multiply
    1,585,912.37x = 2,187,563.36 × 940,875.75
  4. Step 4: Simplify right side
    1,585,912.37x = 2,058,225,312,308.14
  5. Step 5: Solve for x
    x = 2,058,225,312,308.14/1,585,912.37
  6. Step 6: Final answer
    x = 1,297,817.81

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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.