Home / 1,511,635-2,086,056.30-832,571.50

Finding the Fourth Proportional to 1,511,635, 2,086,056.30 and 832,571.50

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Solution

The fourth proportional to 1,511,635, 2,086,056.30 and 832,571.50 is: 1,148,948.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,635 : 2,086,056.30 = 832,571.50 : x
  2. Step 2: Convert to fraction form
    1,511,635/2,086,056.30 = 832,571.50/x
  3. Step 3: Cross multiply
    1,511,635x = 2,086,056.30 × 832,571.50
  4. Step 4: Simplify right side
    1,511,635x = 1,736,791,022,775.45
  5. Step 5: Solve for x
    x = 1,736,791,022,775.45/1,511,635
  6. Step 6: Final answer
    x = 1,148,948.67

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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.