Home / 4,774,638-7,162,154.64-1,408,845

Finding the Fourth Proportional to 4,774,638, 7,162,154.64 and 1,408,845

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Solution

The fourth proportional to 4,774,638, 7,162,154.64 and 1,408,845 is: 2,113,325.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774,638 : 7,162,154.64 = 1,408,845 : x
  2. Step 2: Convert to fraction form
    4,774,638/7,162,154.64 = 1,408,845/x
  3. Step 3: Cross multiply
    4,774,638x = 7,162,154.64 × 1,408,845
  4. Step 4: Simplify right side
    4,774,638x = 10,090,365,753,790.80
  5. Step 5: Solve for x
    x = 10,090,365,753,790.80/4,774,638
  6. Step 6: Final answer
    x = 2,113,325.82

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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.