Home / 3,686,157.98-5,075,321.51-3,133,786.79

Finding the Fourth Proportional to 3,686,157.98, 5,075,321.51 and 3,133,786.79

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Solution

The fourth proportional to 3,686,157.98, 5,075,321.51 and 3,133,786.79 is: 4,314,784.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,157.98 : 5,075,321.51 = 3,133,786.79 : x
  2. Step 2: Convert to fraction form
    3,686,157.98/5,075,321.51 = 3,133,786.79/x
  3. Step 3: Cross multiply
    3,686,157.98x = 5,075,321.51 × 3,133,786.79
  4. Step 4: Simplify right side
    3,686,157.98x = 15,904,975,461,995.31
  5. Step 5: Solve for x
    x = 15,904,975,461,995.31/3,686,157.98
  6. Step 6: Final answer
    x = 4,314,784.00

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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.