Home / 1,559,019.75-2,151,453.74-843,627.75

Finding the Fourth Proportional to 1,559,019.75, 2,151,453.74 and 843,627.75

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Solution

The fourth proportional to 1,559,019.75, 2,151,453.74 and 843,627.75 is: 1,164,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,019.75 : 2,151,453.74 = 843,627.75 : x
  2. Step 2: Convert to fraction form
    1,559,019.75/2,151,453.74 = 843,627.75/x
  3. Step 3: Cross multiply
    1,559,019.75x = 2,151,453.74 × 843,627.75
  4. Step 4: Simplify right side
    1,559,019.75x = 1,815,026,073,687.15
  5. Step 5: Solve for x
    x = 1,815,026,073,687.15/1,559,019.75
  6. Step 6: Final answer
    x = 1,164,209.80

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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.