Home / 1,429,340.42-2,141,994.93-789,932.09

Finding the Fourth Proportional to 1,429,340.42, 2,141,994.93 and 789,932.09

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Solution

The fourth proportional to 1,429,340.42, 2,141,994.93 and 789,932.09 is: 1,183,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,340.42 : 2,141,994.93 = 789,932.09 : x
  2. Step 2: Convert to fraction form
    1,429,340.42/2,141,994.93 = 789,932.09/x
  3. Step 3: Cross multiply
    1,429,340.42x = 2,141,994.93 × 789,932.09
  4. Step 4: Simplify right side
    1,429,340.42x = 1,692,030,521,114.33
  5. Step 5: Solve for x
    x = 1,692,030,521,114.33/1,429,340.42
  6. Step 6: Final answer
    x = 1,183,784.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.