Home / 3,686,157.48-5,075,320.82-3,133,786.28

Finding the Fourth Proportional to 3,686,157.48, 5,075,320.82 and 3,133,786.28

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Solution

The fourth proportional to 3,686,157.48, 5,075,320.82 and 3,133,786.28 is: 4,314,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,157.48 : 5,075,320.82 = 3,133,786.28 : x
  2. Step 2: Convert to fraction form
    3,686,157.48/5,075,320.82 = 3,133,786.28/x
  3. Step 3: Cross multiply
    3,686,157.48x = 5,075,320.82 × 3,133,786.28
  4. Step 4: Simplify right side
    3,686,157.48x = 15,904,970,749,333.72
  5. Step 5: Solve for x
    x = 15,904,970,749,333.72/3,686,157.48
  6. Step 6: Final answer
    x = 4,314,783.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.