Home / 1,118,012.41-1,674,853.48-669,086.92

Finding the Fourth Proportional to 1,118,012.41, 1,674,853.48 and 669,086.92

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Solution

The fourth proportional to 1,118,012.41, 1,674,853.48 and 669,086.92 is: 1,002,334.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,012.41 : 1,674,853.48 = 669,086.92 : x
  2. Step 2: Convert to fraction form
    1,118,012.41/1,674,853.48 = 669,086.92/x
  3. Step 3: Cross multiply
    1,118,012.41x = 1,674,853.48 × 669,086.92
  4. Step 4: Simplify right side
    1,118,012.41x = 1,120,622,556,384.48
  5. Step 5: Solve for x
    x = 1,120,622,556,384.48/1,118,012.41
  6. Step 6: Final answer
    x = 1,002,334.63

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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.