Home / 1,582,109.43-2,183,311.09-856,957.40

Finding the Fourth Proportional to 1,582,109.43, 2,183,311.09 and 856,957.40

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Solution

The fourth proportional to 1,582,109.43, 2,183,311.09 and 856,957.40 is: 1,182,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,109.43 : 2,183,311.09 = 856,957.40 : x
  2. Step 2: Convert to fraction form
    1,582,109.43/2,183,311.09 = 856,957.40/x
  3. Step 3: Cross multiply
    1,582,109.43x = 2,183,311.09 × 856,957.40
  4. Step 4: Simplify right side
    1,582,109.43x = 1,871,004,595,077.57
  5. Step 5: Solve for x
    x = 1,871,004,595,077.57/1,582,109.43
  6. Step 6: Final answer
    x = 1,182,601.26

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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.