Home / 1,336,562.56-2,004,810.48-389,941.60

Finding the Fourth Proportional to 1,336,562.56, 2,004,810.48 and 389,941.60

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Solution

The fourth proportional to 1,336,562.56, 2,004,810.48 and 389,941.60 is: 584,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,562.56 : 2,004,810.48 = 389,941.60 : x
  2. Step 2: Convert to fraction form
    1,336,562.56/2,004,810.48 = 389,941.60/x
  3. Step 3: Cross multiply
    1,336,562.56x = 2,004,810.48 × 389,941.60
  4. Step 4: Simplify right side
    1,336,562.56x = 781,759,006,267.97
  5. Step 5: Solve for x
    x = 781,759,006,267.97/1,336,562.56
  6. Step 6: Final answer
    x = 584,902.67

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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.