Home / 2,978,332.32-4,467,440.88-848,430.24

Finding the Fourth Proportional to 2,978,332.32, 4,467,440.88 and 848,430.24

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Solution

The fourth proportional to 2,978,332.32, 4,467,440.88 and 848,430.24 is: 1,272,628.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,332.32 : 4,467,440.88 = 848,430.24 : x
  2. Step 2: Convert to fraction form
    2,978,332.32/4,467,440.88 = 848,430.24/x
  3. Step 3: Cross multiply
    2,978,332.32x = 4,467,440.88 × 848,430.24
  4. Step 4: Simplify right side
    2,978,332.32x = 3,790,311,938,004.21
  5. Step 5: Solve for x
    x = 3,790,311,938,004.21/2,978,332.32
  6. Step 6: Final answer
    x = 1,272,628.95

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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.