Home / 5,209,130.58-7,813,991.09-1,615,408.44

Finding the Fourth Proportional to 5,209,130.58, 7,813,991.09 and 1,615,408.44

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Solution

The fourth proportional to 5,209,130.58, 7,813,991.09 and 1,615,408.44 is: 2,423,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,130.58 : 7,813,991.09 = 1,615,408.44 : x
  2. Step 2: Convert to fraction form
    5,209,130.58/7,813,991.09 = 1,615,408.44/x
  3. Step 3: Cross multiply
    5,209,130.58x = 7,813,991.09 × 1,615,408.44
  4. Step 4: Simplify right side
    5,209,130.58x = 12,622,787,131,606.86
  5. Step 5: Solve for x
    x = 12,622,787,131,606.86/5,209,130.58
  6. Step 6: Final answer
    x = 2,423,204.21

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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.