Home / 1,204,983.69-1,807,481.75-406,272.21

Finding the Fourth Proportional to 1,204,983.69, 1,807,481.75 and 406,272.21

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Solution

The fourth proportional to 1,204,983.69, 1,807,481.75 and 406,272.21 is: 609,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,983.69 : 1,807,481.75 = 406,272.21 : x
  2. Step 2: Convert to fraction form
    1,204,983.69/1,807,481.75 = 406,272.21/x
  3. Step 3: Cross multiply
    1,204,983.69x = 1,807,481.75 × 406,272.21
  4. Step 4: Simplify right side
    1,204,983.69x = 734,329,603,075.81
  5. Step 5: Solve for x
    x = 734,329,603,075.81/1,204,983.69
  6. Step 6: Final answer
    x = 609,410.41

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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.