Home / 1,826,173.62-2,739,232.80-628,106.40

Finding the Fourth Proportional to 1,826,173.62, 2,739,232.80 and 628,106.40

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Solution

The fourth proportional to 1,826,173.62, 2,739,232.80 and 628,106.40 is: 942,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,173.62 : 2,739,232.80 = 628,106.40 : x
  2. Step 2: Convert to fraction form
    1,826,173.62/2,739,232.80 = 628,106.40/x
  3. Step 3: Cross multiply
    1,826,173.62x = 2,739,232.80 × 628,106.40
  4. Step 4: Simplify right side
    1,826,173.62x = 1,720,529,652,769.92
  5. Step 5: Solve for x
    x = 1,720,529,652,769.92/1,826,173.62
  6. Step 6: Final answer
    x = 942,150.10

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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.