Home / 2,775,271.80-4,162,907.70-980,182.20

Finding the Fourth Proportional to 2,775,271.80, 4,162,907.70 and 980,182.20

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Solution

The fourth proportional to 2,775,271.80, 4,162,907.70 and 980,182.20 is: 1,470,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,271.80 : 4,162,907.70 = 980,182.20 : x
  2. Step 2: Convert to fraction form
    2,775,271.80/4,162,907.70 = 980,182.20/x
  3. Step 3: Cross multiply
    2,775,271.80x = 4,162,907.70 × 980,182.20
  4. Step 4: Simplify right side
    2,775,271.80x = 4,080,408,027,782.94
  5. Step 5: Solve for x
    x = 4,080,408,027,782.94/2,775,271.80
  6. Step 6: Final answer
    x = 1,470,273.30

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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.