Home / 2,842,626.80-4,263,940.20-1,780,943.60

Finding the Fourth Proportional to 2,842,626.80, 4,263,940.20 and 1,780,943.60

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Solution

The fourth proportional to 2,842,626.80, 4,263,940.20 and 1,780,943.60 is: 2,671,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,626.80 : 4,263,940.20 = 1,780,943.60 : x
  2. Step 2: Convert to fraction form
    2,842,626.80/4,263,940.20 = 1,780,943.60/x
  3. Step 3: Cross multiply
    2,842,626.80x = 4,263,940.20 × 1,780,943.60
  4. Step 4: Simplify right side
    2,842,626.80x = 7,593,837,009,972.72
  5. Step 5: Solve for x
    x = 7,593,837,009,972.72/2,842,626.80
  6. Step 6: Final answer
    x = 2,671,415.40

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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.