Home / 3,678,190.56-5,075,142.48-2,150,002.08

Finding the Fourth Proportional to 3,678,190.56, 5,075,142.48 and 2,150,002.08

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Solution

The fourth proportional to 3,678,190.56, 5,075,142.48 and 2,150,002.08 is: 2,966,558.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,190.56 : 5,075,142.48 = 2,150,002.08 : x
  2. Step 2: Convert to fraction form
    3,678,190.56/5,075,142.48 = 2,150,002.08/x
  3. Step 3: Cross multiply
    3,678,190.56x = 5,075,142.48 × 2,150,002.08
  4. Step 4: Simplify right side
    3,678,190.56x = 10,911,566,888,296.36
  5. Step 5: Solve for x
    x = 10,911,566,888,296.36/3,678,190.56
  6. Step 6: Final answer
    x = 2,966,558.34

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1.5x scale

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.