Home / 1,928,774.23-2,890,361.98-1,085,525.35

Finding the Fourth Proportional to 1,928,774.23, 2,890,361.98 and 1,085,525.35

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Solution

The fourth proportional to 1,928,774.23, 2,890,361.98 and 1,085,525.35 is: 1,626,712.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,774.23 : 2,890,361.98 = 1,085,525.35 : x
  2. Step 2: Convert to fraction form
    1,928,774.23/2,890,361.98 = 1,085,525.35/x
  3. Step 3: Cross multiply
    1,928,774.23x = 2,890,361.98 × 1,085,525.35
  4. Step 4: Simplify right side
    1,928,774.23x = 3,137,561,194,097.20
  5. Step 5: Solve for x
    x = 3,137,561,194,097.20/1,928,774.23
  6. Step 6: Final answer
    x = 1,626,712.53

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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.