Home / 1,408,369.32-2,112,975.02-998,827.64

Finding the Fourth Proportional to 1,408,369.32, 2,112,975.02 and 998,827.64

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Solution

The fourth proportional to 1,408,369.32, 2,112,975.02 and 998,827.64 is: 1,498,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,369.32 : 2,112,975.02 = 998,827.64 : x
  2. Step 2: Convert to fraction form
    1,408,369.32/2,112,975.02 = 998,827.64/x
  3. Step 3: Cross multiply
    1,408,369.32x = 2,112,975.02 × 998,827.64
  4. Step 4: Simplify right side
    1,408,369.32x = 2,110,497,852,605.55
  5. Step 5: Solve for x
    x = 2,110,497,852,605.55/1,408,369.32
  6. Step 6: Final answer
    x = 1,498,540.07

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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.