Home / 3,118,090.20-4,674,510.90-1,622,182.20

Finding the Fourth Proportional to 3,118,090.20, 4,674,510.90 and 1,622,182.20

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Solution

The fourth proportional to 3,118,090.20, 4,674,510.90 and 1,622,182.20 is: 2,431,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,090.20 : 4,674,510.90 = 1,622,182.20 : x
  2. Step 2: Convert to fraction form
    3,118,090.20/4,674,510.90 = 1,622,182.20/x
  3. Step 3: Cross multiply
    3,118,090.20x = 4,674,510.90 × 1,622,182.20
  4. Step 4: Simplify right side
    3,118,090.20x = 7,582,908,375,685.98
  5. Step 5: Solve for x
    x = 7,582,908,375,685.98/3,118,090.20
  6. Step 6: Final answer
    x = 2,431,907.96

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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.