Home / 1,476,551.22-2,215,620.83-1,422,807.98

Finding the Fourth Proportional to 1,476,551.22, 2,215,620.83 and 1,422,807.98

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Solution

The fourth proportional to 1,476,551.22, 2,215,620.83 and 1,422,807.98 is: 2,134,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,551.22 : 2,215,620.83 = 1,422,807.98 : x
  2. Step 2: Convert to fraction form
    1,476,551.22/2,215,620.83 = 1,422,807.98/x
  3. Step 3: Cross multiply
    1,476,551.22x = 2,215,620.83 × 1,422,807.98
  4. Step 4: Simplify right side
    1,476,551.22x = 3,152,402,990,057.14
  5. Step 5: Solve for x
    x = 3,152,402,990,057.14/1,476,551.22
  6. Step 6: Final answer
    x = 2,134,977.07

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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.