Home / 1,453,634.05-2,180,279.35-388,758.64

Finding the Fourth Proportional to 1,453,634.05, 2,180,279.35 and 388,758.64

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Solution

The fourth proportional to 1,453,634.05, 2,180,279.35 and 388,758.64 is: 583,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,634.05 : 2,180,279.35 = 388,758.64 : x
  2. Step 2: Convert to fraction form
    1,453,634.05/2,180,279.35 = 388,758.64/x
  3. Step 3: Cross multiply
    1,453,634.05x = 2,180,279.35 × 388,758.64
  4. Step 4: Simplify right side
    1,453,634.05x = 847,602,429,961.33
  5. Step 5: Solve for x
    x = 847,602,429,961.33/1,453,634.05
  6. Step 6: Final answer
    x = 583,092.03

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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.