Home / 2,761,819-4,142,780.38-767,326.84

Finding the Fourth Proportional to 2,761,819, 4,142,780.38 and 767,326.84

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Solution

The fourth proportional to 2,761,819, 4,142,780.38 and 767,326.84 is: 1,151,004.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,819 : 4,142,780.38 = 767,326.84 : x
  2. Step 2: Convert to fraction form
    2,761,819/4,142,780.38 = 767,326.84/x
  3. Step 3: Cross multiply
    2,761,819x = 4,142,780.38 × 767,326.84
  4. Step 4: Simplify right side
    2,761,819x = 3,178,866,577,799.40
  5. Step 5: Solve for x
    x = 3,178,866,577,799.40/2,761,819
  6. Step 6: Final answer
    x = 1,151,004.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.