Home / 2,075,933.70-3,113,900.55-1,274,616.90

Finding the Fourth Proportional to 2,075,933.70, 3,113,900.55 and 1,274,616.90

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Solution

The fourth proportional to 2,075,933.70, 3,113,900.55 and 1,274,616.90 is: 1,911,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,933.70 : 3,113,900.55 = 1,274,616.90 : x
  2. Step 2: Convert to fraction form
    2,075,933.70/3,113,900.55 = 1,274,616.90/x
  3. Step 3: Cross multiply
    2,075,933.70x = 3,113,900.55 × 1,274,616.90
  4. Step 4: Simplify right side
    2,075,933.70x = 3,969,030,265,949.29
  5. Step 5: Solve for x
    x = 3,969,030,265,949.29/2,075,933.70
  6. Step 6: Final answer
    x = 1,911,925.35

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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.