Home / 3,966,481.52-5,473,590.36-2,155,606.64

Finding the Fourth Proportional to 3,966,481.52, 5,473,590.36 and 2,155,606.64

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Solution

The fourth proportional to 3,966,481.52, 5,473,590.36 and 2,155,606.64 is: 2,974,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966,481.52 : 5,473,590.36 = 2,155,606.64 : x
  2. Step 2: Convert to fraction form
    3,966,481.52/5,473,590.36 = 2,155,606.64/x
  3. Step 3: Cross multiply
    3,966,481.52x = 5,473,590.36 × 2,155,606.64
  4. Step 4: Simplify right side
    3,966,481.52x = 11,798,907,724,655.99
  5. Step 5: Solve for x
    x = 11,798,907,724,655.99/3,966,481.52
  6. Step 6: Final answer
    x = 2,974,653.40

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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.