Home / 1,285,551.63-1,928,050.65-526,648.95

Finding the Fourth Proportional to 1,285,551.63, 1,928,050.65 and 526,648.95

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Solution

The fourth proportional to 1,285,551.63, 1,928,050.65 and 526,648.95 is: 789,860.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,551.63 : 1,928,050.65 = 526,648.95 : x
  2. Step 2: Convert to fraction form
    1,285,551.63/1,928,050.65 = 526,648.95/x
  3. Step 3: Cross multiply
    1,285,551.63x = 1,928,050.65 × 526,648.95
  4. Step 4: Simplify right side
    1,285,551.63x = 1,015,405,850,369.32
  5. Step 5: Solve for x
    x = 1,015,405,850,369.32/1,285,551.63
  6. Step 6: Final answer
    x = 789,860.03

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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.