Home / 4,215,643.87-6,324,069.02-1,297,983.60

Finding the Fourth Proportional to 4,215,643.87, 6,324,069.02 and 1,297,983.60

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Solution

The fourth proportional to 4,215,643.87, 6,324,069.02 and 1,297,983.60 is: 1,947,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,643.87 : 6,324,069.02 = 1,297,983.60 : x
  2. Step 2: Convert to fraction form
    4,215,643.87/6,324,069.02 = 1,297,983.60/x
  3. Step 3: Cross multiply
    4,215,643.87x = 6,324,069.02 × 1,297,983.60
  4. Step 4: Simplify right side
    4,215,643.87x = 8,208,537,873,228.07
  5. Step 5: Solve for x
    x = 8,208,537,873,228.07/4,215,643.87
  6. Step 6: Final answer
    x = 1,947,161.13

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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.