Home / 4,338,958.52-5,987,811.47-2,478,620.40

Finding the Fourth Proportional to 4,338,958.52, 5,987,811.47 and 2,478,620.40

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Solution

The fourth proportional to 4,338,958.52, 5,987,811.47 and 2,478,620.40 is: 3,420,523.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338,958.52 : 5,987,811.47 = 2,478,620.40 : x
  2. Step 2: Convert to fraction form
    4,338,958.52/5,987,811.47 = 2,478,620.40/x
  3. Step 3: Cross multiply
    4,338,958.52x = 5,987,811.47 × 2,478,620.40
  4. Step 4: Simplify right side
    4,338,958.52x = 14,841,511,648,502.88
  5. Step 5: Solve for x
    x = 14,841,511,648,502.88/4,338,958.52
  6. Step 6: Final answer
    x = 3,420,523.98

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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.