Home / 4,650,633.76-6,418,233.98-2,790,118.88

Finding the Fourth Proportional to 4,650,633.76, 6,418,233.98 and 2,790,118.88

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Solution

The fourth proportional to 4,650,633.76, 6,418,233.98 and 2,790,118.88 is: 3,850,579.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650,633.76 : 6,418,233.98 = 2,790,118.88 : x
  2. Step 2: Convert to fraction form
    4,650,633.76/6,418,233.98 = 2,790,118.88/x
  3. Step 3: Cross multiply
    4,650,633.76x = 6,418,233.98 × 2,790,118.88
  4. Step 4: Simplify right side
    4,650,633.76x = 17,907,635,803,855.54
  5. Step 5: Solve for x
    x = 17,907,635,803,855.54/4,650,633.76
  6. Step 6: Final answer
    x = 3,850,579.67

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1.5x scale

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.