Home / 1,086,945.40-1,630,806.90-456,052.60

Finding the Fourth Proportional to 1,086,945.40, 1,630,806.90 and 456,052.60

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Solution

The fourth proportional to 1,086,945.40, 1,630,806.90 and 456,052.60 is: 684,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,945.40 : 1,630,806.90 = 456,052.60 : x
  2. Step 2: Convert to fraction form
    1,086,945.40/1,630,806.90 = 456,052.60/x
  3. Step 3: Cross multiply
    1,086,945.40x = 1,630,806.90 × 456,052.60
  4. Step 4: Simplify right side
    1,086,945.40x = 743,733,726,842.94
  5. Step 5: Solve for x
    x = 743,733,726,842.94/1,086,945.40
  6. Step 6: Final answer
    x = 684,242.03

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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.