Home / 1,782,879.67-2,674,713.12-660,948.67

Finding the Fourth Proportional to 1,782,879.67, 2,674,713.12 and 660,948.67

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Solution

The fourth proportional to 1,782,879.67, 2,674,713.12 and 660,948.67 is: 991,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,879.67 : 2,674,713.12 = 660,948.67 : x
  2. Step 2: Convert to fraction form
    1,782,879.67/2,674,713.12 = 660,948.67/x
  3. Step 3: Cross multiply
    1,782,879.67x = 2,674,713.12 × 660,948.67
  4. Step 4: Simplify right side
    1,782,879.67x = 1,767,848,079,295.55
  5. Step 5: Solve for x
    x = 1,767,848,079,295.55/1,782,879.67
  6. Step 6: Final answer
    x = 991,568.93

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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.