Home / 2,715,520.70-4,075,577.40-1,119,229.40

Finding the Fourth Proportional to 2,715,520.70, 4,075,577.40 and 1,119,229.40

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Solution

The fourth proportional to 2,715,520.70, 4,075,577.40 and 1,119,229.40 is: 1,679,790.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,520.70 : 4,075,577.40 = 1,119,229.40 : x
  2. Step 2: Convert to fraction form
    2,715,520.70/4,075,577.40 = 1,119,229.40/x
  3. Step 3: Cross multiply
    2,715,520.70x = 4,075,577.40 × 1,119,229.40
  4. Step 4: Simplify right side
    2,715,520.70x = 4,561,506,048,055.56
  5. Step 5: Solve for x
    x = 4,561,506,048,055.56/2,715,520.70
  6. Step 6: Final answer
    x = 1,679,790.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.