Home / 3,408,539.76-4,705,489.38-2,119,795.32

Finding the Fourth Proportional to 3,408,539.76, 4,705,489.38 and 2,119,795.32

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Solution

The fourth proportional to 3,408,539.76, 4,705,489.38 and 2,119,795.32 is: 2,926,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,539.76 : 4,705,489.38 = 2,119,795.32 : x
  2. Step 2: Convert to fraction form
    3,408,539.76/4,705,489.38 = 2,119,795.32/x
  3. Step 3: Cross multiply
    3,408,539.76x = 4,705,489.38 × 2,119,795.32
  4. Step 4: Simplify right side
    3,408,539.76x = 9,974,674,366,033.70
  5. Step 5: Solve for x
    x = 9,974,674,366,033.70/3,408,539.76
  6. Step 6: Final answer
    x = 2,926,377.59

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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.