Home / 3,046,470.75-4,204,129.64-1,688,431.23

Finding the Fourth Proportional to 3,046,470.75, 4,204,129.64 and 1,688,431.23

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Solution

The fourth proportional to 3,046,470.75, 4,204,129.64 and 1,688,431.23 is: 2,330,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046,470.75 : 4,204,129.64 = 1,688,431.23 : x
  2. Step 2: Convert to fraction form
    3,046,470.75/4,204,129.64 = 1,688,431.23/x
  3. Step 3: Cross multiply
    3,046,470.75x = 4,204,129.64 × 1,688,431.23
  4. Step 4: Simplify right side
    3,046,470.75x = 7,098,383,770,702.50
  5. Step 5: Solve for x
    x = 7,098,383,770,702.50/3,046,470.75
  6. Step 6: Final answer
    x = 2,330,035.10

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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.