Home / 3,075,245.26-4,243,813.12-1,679,808.04

Finding the Fourth Proportional to 3,075,245.26, 4,243,813.12 and 1,679,808.04

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Solution

The fourth proportional to 3,075,245.26, 4,243,813.12 and 1,679,808.04 is: 2,318,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,245.26 : 4,243,813.12 = 1,679,808.04 : x
  2. Step 2: Convert to fraction form
    3,075,245.26/4,243,813.12 = 1,679,808.04/x
  3. Step 3: Cross multiply
    3,075,245.26x = 4,243,813.12 × 1,679,808.04
  4. Step 4: Simplify right side
    3,075,245.26x = 7,128,791,399,233.49
  5. Step 5: Solve for x
    x = 7,128,791,399,233.49/3,075,245.26
  6. Step 6: Final answer
    x = 2,318,121.25

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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.