Home / 1,408,912.98-2,112,054.69-555,991.71

Finding the Fourth Proportional to 1,408,912.98, 2,112,054.69 and 555,991.71

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Solution

The fourth proportional to 1,408,912.98, 2,112,054.69 and 555,991.71 is: 833,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,912.98 : 2,112,054.69 = 555,991.71 : x
  2. Step 2: Convert to fraction form
    1,408,912.98/2,112,054.69 = 555,991.71/x
  3. Step 3: Cross multiply
    1,408,912.98x = 2,112,054.69 × 555,991.71
  4. Step 4: Simplify right side
    1,408,912.98x = 1,174,284,898,706.62
  5. Step 5: Solve for x
    x = 1,174,284,898,706.62/1,408,912.98
  6. Step 6: Final answer
    x = 833,468.72

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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.