Home / 3,465,619.80-5,198,429.70-2,457,850.20

Finding the Fourth Proportional to 3,465,619.80, 5,198,429.70 and 2,457,850.20

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Solution

The fourth proportional to 3,465,619.80, 5,198,429.70 and 2,457,850.20 is: 3,686,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,619.80 : 5,198,429.70 = 2,457,850.20 : x
  2. Step 2: Convert to fraction form
    3,465,619.80/5,198,429.70 = 2,457,850.20/x
  3. Step 3: Cross multiply
    3,465,619.80x = 5,198,429.70 × 2,457,850.20
  4. Step 4: Simplify right side
    3,465,619.80x = 12,776,961,477,830.94
  5. Step 5: Solve for x
    x = 12,776,961,477,830.94/3,465,619.80
  6. Step 6: Final answer
    x = 3,686,775.30

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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.