Home / 2,016,075.20-3,019,965.60-1,385,700.80

Finding the Fourth Proportional to 2,016,075.20, 3,019,965.60 and 1,385,700.80

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Solution

The fourth proportional to 2,016,075.20, 3,019,965.60 and 1,385,700.80 is: 2,075,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,075.20 : 3,019,965.60 = 1,385,700.80 : x
  2. Step 2: Convert to fraction form
    2,016,075.20/3,019,965.60 = 1,385,700.80/x
  3. Step 3: Cross multiply
    2,016,075.20x = 3,019,965.60 × 1,385,700.80
  4. Step 4: Simplify right side
    2,016,075.20x = 4,184,768,747,892.48
  5. Step 5: Solve for x
    x = 4,184,768,747,892.48/2,016,075.20
  6. Step 6: Final answer
    x = 2,075,700.72

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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.