Home / 1,453,782.66-2,180,673.48-388,797.05

Finding the Fourth Proportional to 1,453,782.66, 2,180,673.48 and 388,797.05

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Solution

The fourth proportional to 1,453,782.66, 2,180,673.48 and 388,797.05 is: 583,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,782.66 : 2,180,673.48 = 388,797.05 : x
  2. Step 2: Convert to fraction form
    1,453,782.66/2,180,673.48 = 388,797.05/x
  3. Step 3: Cross multiply
    1,453,782.66x = 2,180,673.48 × 388,797.05
  4. Step 4: Simplify right side
    1,453,782.66x = 847,839,416,037.23
  5. Step 5: Solve for x
    x = 847,839,416,037.23/1,453,782.66
  6. Step 6: Final answer
    x = 583,195.44

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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.