Home / 1,684,954.35-2,522,182.73-1,212,562.35

Finding the Fourth Proportional to 1,684,954.35, 2,522,182.73 and 1,212,562.35

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Solution

The fourth proportional to 1,684,954.35, 2,522,182.73 and 1,212,562.35 is: 1,815,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,954.35 : 2,522,182.73 = 1,212,562.35 : x
  2. Step 2: Convert to fraction form
    1,684,954.35/2,522,182.73 = 1,212,562.35/x
  3. Step 3: Cross multiply
    1,684,954.35x = 2,522,182.73 × 1,212,562.35
  4. Step 4: Simplify right side
    1,684,954.35x = 3,058,303,812,155.40
  5. Step 5: Solve for x
    x = 3,058,303,812,155.40/1,684,954.35
  6. Step 6: Final answer
    x = 1,815,066.27

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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.