Home / 2,054,165.40-3,075,343.20-1,257,003.90

Finding the Fourth Proportional to 2,054,165.40, 3,075,343.20 and 1,257,003.90

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Solution

The fourth proportional to 2,054,165.40, 3,075,343.20 and 1,257,003.90 is: 1,881,892.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054,165.40 : 3,075,343.20 = 1,257,003.90 : x
  2. Step 2: Convert to fraction form
    2,054,165.40/3,075,343.20 = 1,257,003.90/x
  3. Step 3: Cross multiply
    2,054,165.40x = 3,075,343.20 × 1,257,003.90
  4. Step 4: Simplify right side
    2,054,165.40x = 3,865,718,396,238.48
  5. Step 5: Solve for x
    x = 3,865,718,396,238.48/2,054,165.40
  6. Step 6: Final answer
    x = 1,881,892.47

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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.