Home / 1,674,615.45-2,511,247.03-649,405.95

Finding the Fourth Proportional to 1,674,615.45, 2,511,247.03 and 649,405.95

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Solution

The fourth proportional to 1,674,615.45, 2,511,247.03 and 649,405.95 is: 973,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,615.45 : 2,511,247.03 = 649,405.95 : x
  2. Step 2: Convert to fraction form
    1,674,615.45/2,511,247.03 = 649,405.95/x
  3. Step 3: Cross multiply
    1,674,615.45x = 2,511,247.03 × 649,405.95
  4. Step 4: Simplify right side
    1,674,615.45x = 1,630,818,755,814.05
  5. Step 5: Solve for x
    x = 1,630,818,755,814.05/1,674,615.45
  6. Step 6: Final answer
    x = 973,846.71

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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.