Home / 1,076,029.01-1,611,943.75-838,258.37

Finding the Fourth Proportional to 1,076,029.01, 1,611,943.75 and 838,258.37

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Solution

The fourth proportional to 1,076,029.01, 1,611,943.75 and 838,258.37 is: 1,255,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,029.01 : 1,611,943.75 = 838,258.37 : x
  2. Step 2: Convert to fraction form
    1,076,029.01/1,611,943.75 = 838,258.37/x
  3. Step 3: Cross multiply
    1,076,029.01x = 1,611,943.75 × 838,258.37
  4. Step 4: Simplify right side
    1,076,029.01x = 1,351,225,340,406.69
  5. Step 5: Solve for x
    x = 1,351,225,340,406.69/1,076,029.01
  6. Step 6: Final answer
    x = 1,255,751.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.