Home / 1,852.40-2,778.06-1,019.36

Finding the Fourth Proportional to 1,852.40, 2,778.06 and 1,019.36

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Solution

The fourth proportional to 1,852.40, 2,778.06 and 1,019.36 is: 1,528.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.40 : 2,778.06 = 1,019.36 : x
  2. Step 2: Convert to fraction form
    1,852.40/2,778.06 = 1,019.36/x
  3. Step 3: Cross multiply
    1,852.40x = 2,778.06 × 1,019.36
  4. Step 4: Simplify right side
    1,852.40x = 2,831,843.24
  5. Step 5: Solve for x
    x = 2,831,843.24/1,852.40
  6. Step 6: Final answer
    x = 1,528.74

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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.