Home / 6,298,660.37-9,449,640.50-1,980,536.20

Finding the Fourth Proportional to 6,298,660.37, 9,449,640.50 and 1,980,536.20

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Solution

The fourth proportional to 6,298,660.37, 9,449,640.50 and 1,980,536.20 is: 2,971,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298,660.37 : 9,449,640.50 = 1,980,536.20 : x
  2. Step 2: Convert to fraction form
    6,298,660.37/9,449,640.50 = 1,980,536.20/x
  3. Step 3: Cross multiply
    6,298,660.37x = 9,449,640.50 × 1,980,536.20
  4. Step 4: Simplify right side
    6,298,660.37x = 18,715,355,053,709.32
  5. Step 5: Solve for x
    x = 18,715,355,053,709.32/6,298,660.37
  6. Step 6: Final answer
    x = 2,971,323.10

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1.5x scale

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.