Home / 2,075,861.20-3,113,561.40-1,701,230.80

Finding the Fourth Proportional to 2,075,861.20, 3,113,561.40 and 1,701,230.80

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Solution

The fourth proportional to 2,075,861.20, 3,113,561.40 and 1,701,230.80 is: 2,551,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,861.20 : 3,113,561.40 = 1,701,230.80 : x
  2. Step 2: Convert to fraction form
    2,075,861.20/3,113,561.40 = 1,701,230.80/x
  3. Step 3: Cross multiply
    2,075,861.20x = 3,113,561.40 × 1,701,230.80
  4. Step 4: Simplify right side
    2,075,861.20x = 5,296,886,551,371.12
  5. Step 5: Solve for x
    x = 5,296,886,551,371.12/2,075,861.20
  6. Step 6: Final answer
    x = 2,551,657.38

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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.