Home / 2,397,059.52-3,308,116.32-1,378,783.68

Finding the Fourth Proportional to 2,397,059.52, 3,308,116.32 and 1,378,783.68

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Solution

The fourth proportional to 2,397,059.52, 3,308,116.32 and 1,378,783.68 is: 1,902,821.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,059.52 : 3,308,116.32 = 1,378,783.68 : x
  2. Step 2: Convert to fraction form
    2,397,059.52/3,308,116.32 = 1,378,783.68/x
  3. Step 3: Cross multiply
    2,397,059.52x = 3,308,116.32 × 1,378,783.68
  4. Step 4: Simplify right side
    2,397,059.52x = 4,561,176,793,557.66
  5. Step 5: Solve for x
    x = 4,561,176,793,557.66/2,397,059.52
  6. Step 6: Final answer
    x = 1,902,821.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.