Home / 1,433,427.95-2,147,619.62-1,348,091.21

Finding the Fourth Proportional to 1,433,427.95, 2,147,619.62 and 1,348,091.21

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Solution

The fourth proportional to 1,433,427.95, 2,147,619.62 and 1,348,091.21 is: 2,019,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,427.95 : 2,147,619.62 = 1,348,091.21 : x
  2. Step 2: Convert to fraction form
    1,433,427.95/2,147,619.62 = 1,348,091.21/x
  3. Step 3: Cross multiply
    1,433,427.95x = 2,147,619.62 × 1,348,091.21
  4. Step 4: Simplify right side
    1,433,427.95x = 2,895,187,143,412.49
  5. Step 5: Solve for x
    x = 2,895,187,143,412.49/1,433,427.95
  6. Step 6: Final answer
    x = 2,019,764.68

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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.