Home / 4,731,960.60-7,097,940.90-1,320,240.60

Finding the Fourth Proportional to 4,731,960.60, 7,097,940.90 and 1,320,240.60

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Solution

The fourth proportional to 4,731,960.60, 7,097,940.90 and 1,320,240.60 is: 1,980,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731,960.60 : 7,097,940.90 = 1,320,240.60 : x
  2. Step 2: Convert to fraction form
    4,731,960.60/7,097,940.90 = 1,320,240.60/x
  3. Step 3: Cross multiply
    4,731,960.60x = 7,097,940.90 × 1,320,240.60
  4. Step 4: Simplify right side
    4,731,960.60x = 9,370,989,752,580.54
  5. Step 5: Solve for x
    x = 9,370,989,752,580.54/4,731,960.60
  6. Step 6: Final answer
    x = 1,980,360.90

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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.