Home / 2,018,599.80-3,028,178.34-739,039.56

Finding the Fourth Proportional to 2,018,599.80, 3,028,178.34 and 739,039.56

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Solution

The fourth proportional to 2,018,599.80, 3,028,178.34 and 739,039.56 is: 1,108,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,599.80 : 3,028,178.34 = 739,039.56 : x
  2. Step 2: Convert to fraction form
    2,018,599.80/3,028,178.34 = 739,039.56/x
  3. Step 3: Cross multiply
    2,018,599.80x = 3,028,178.34 × 739,039.56
  4. Step 4: Simplify right side
    2,018,599.80x = 2,237,943,587,995.13
  5. Step 5: Solve for x
    x = 2,237,943,587,995.13/2,018,599.80
  6. Step 6: Final answer
    x = 1,108,661.35

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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.