Home / 3,408,530.76-4,705,476.98-2,119,786.34

Finding the Fourth Proportional to 3,408,530.76, 4,705,476.98 and 2,119,786.34

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Solution

The fourth proportional to 3,408,530.76, 4,705,476.98 and 2,119,786.34 is: 2,926,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,530.76 : 4,705,476.98 = 2,119,786.34 : x
  2. Step 2: Convert to fraction form
    3,408,530.76/4,705,476.98 = 2,119,786.34/x
  3. Step 3: Cross multiply
    3,408,530.76x = 4,705,476.98 × 2,119,786.34
  4. Step 4: Simplify right side
    3,408,530.76x = 9,974,605,791,262.14
  5. Step 5: Solve for x
    x = 9,974,605,791,262.14/3,408,530.76
  6. Step 6: Final answer
    x = 2,926,365.20

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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.