Home / 5,211,257.88-7,191,536.57-2,888,300.37

Finding the Fourth Proportional to 5,211,257.88, 7,191,536.57 and 2,888,300.37

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Solution

The fourth proportional to 5,211,257.88, 7,191,536.57 and 2,888,300.37 is: 3,985,854.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,257.88 : 7,191,536.57 = 2,888,300.37 : x
  2. Step 2: Convert to fraction form
    5,211,257.88/7,191,536.57 = 2,888,300.37/x
  3. Step 3: Cross multiply
    5,211,257.88x = 7,191,536.57 × 2,888,300.37
  4. Step 4: Simplify right side
    5,211,257.88x = 20,771,317,721,558.03
  5. Step 5: Solve for x
    x = 20,771,317,721,558.03/5,211,257.88
  6. Step 6: Final answer
    x = 3,985,854.89

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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.