Home / 1,459,830.73-2,014,736.38-1,214,381.90

Finding the Fourth Proportional to 1,459,830.73, 2,014,736.38 and 1,214,381.90

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Solution

The fourth proportional to 1,459,830.73, 2,014,736.38 and 1,214,381.90 is: 1,675,988.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,830.73 : 2,014,736.38 = 1,214,381.90 : x
  2. Step 2: Convert to fraction form
    1,459,830.73/2,014,736.38 = 1,214,381.90/x
  3. Step 3: Cross multiply
    1,459,830.73x = 2,014,736.38 × 1,214,381.90
  4. Step 4: Simplify right side
    1,459,830.73x = 2,446,659,393,143.52
  5. Step 5: Solve for x
    x = 2,446,659,393,143.52/1,459,830.73
  6. Step 6: Final answer
    x = 1,675,988.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.