Home / 1,582,263.75-2,183,534.49-857,111.50

Finding the Fourth Proportional to 1,582,263.75, 2,183,534.49 and 857,111.50

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Solution

The fourth proportional to 1,582,263.75, 2,183,534.49 and 857,111.50 is: 1,182,819.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,263.75 : 2,183,534.49 = 857,111.50 : x
  2. Step 2: Convert to fraction form
    1,582,263.75/2,183,534.49 = 857,111.50/x
  3. Step 3: Cross multiply
    1,582,263.75x = 2,183,534.49 × 857,111.50
  4. Step 4: Simplify right side
    1,582,263.75x = 1,871,532,522,025.64
  5. Step 5: Solve for x
    x = 1,871,532,522,025.64/1,582,263.75
  6. Step 6: Final answer
    x = 1,182,819.57

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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.