Home / 1,993,173.20-2,989,759.80-795,280.40

Finding the Fourth Proportional to 1,993,173.20, 2,989,759.80 and 795,280.40

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Solution

The fourth proportional to 1,993,173.20, 2,989,759.80 and 795,280.40 is: 1,192,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,173.20 : 2,989,759.80 = 795,280.40 : x
  2. Step 2: Convert to fraction form
    1,993,173.20/2,989,759.80 = 795,280.40/x
  3. Step 3: Cross multiply
    1,993,173.20x = 2,989,759.80 × 795,280.40
  4. Step 4: Simplify right side
    1,993,173.20x = 2,377,697,369,647.92
  5. Step 5: Solve for x
    x = 2,377,697,369,647.92/1,993,173.20
  6. Step 6: Final answer
    x = 1,192,920.60

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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.