Home / 1,911,738.04-2,867,607.18-789,836.20

Finding the Fourth Proportional to 1,911,738.04, 2,867,607.18 and 789,836.20

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Solution

The fourth proportional to 1,911,738.04, 2,867,607.18 and 789,836.20 is: 1,184,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,738.04 : 2,867,607.18 = 789,836.20 : x
  2. Step 2: Convert to fraction form
    1,911,738.04/2,867,607.18 = 789,836.20/x
  3. Step 3: Cross multiply
    1,911,738.04x = 2,867,607.18 × 789,836.20
  4. Step 4: Simplify right side
    1,911,738.04x = 2,264,939,958,143.92
  5. Step 5: Solve for x
    x = 2,264,939,958,143.92/1,911,738.04
  6. Step 6: Final answer
    x = 1,184,754.35

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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.