Home / 3,678,091.04-5,075,686.04-2,129,418.02

Finding the Fourth Proportional to 3,678,091.04, 5,075,686.04 and 2,129,418.02

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Solution

The fourth proportional to 3,678,091.04, 5,075,686.04 and 2,129,418.02 is: 2,938,550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,091.04 : 5,075,686.04 = 2,129,418.02 : x
  2. Step 2: Convert to fraction form
    3,678,091.04/5,075,686.04 = 2,129,418.02/x
  3. Step 3: Cross multiply
    3,678,091.04x = 5,075,686.04 × 2,129,418.02
  4. Step 4: Simplify right side
    3,678,091.04x = 10,808,257,317,438.44
  5. Step 5: Solve for x
    x = 10,808,257,317,438.44/3,678,091.04
  6. Step 6: Final answer
    x = 2,938,550.79

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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.