Home / 3,408,530.69-4,705,476.89-2,119,786.26

Finding the Fourth Proportional to 3,408,530.69, 4,705,476.89 and 2,119,786.26

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Solution

The fourth proportional to 3,408,530.69, 4,705,476.89 and 2,119,786.26 is: 2,926,365.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,530.69 : 4,705,476.89 = 2,119,786.26 : x
  2. Step 2: Convert to fraction form
    3,408,530.69/4,705,476.89 = 2,119,786.26/x
  3. Step 3: Cross multiply
    3,408,530.69x = 4,705,476.89 × 2,119,786.26
  4. Step 4: Simplify right side
    3,408,530.69x = 9,974,605,247,570.60
  5. Step 5: Solve for x
    x = 9,974,605,247,570.60/3,408,530.69
  6. Step 6: Final answer
    x = 2,926,365.10

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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.