Home / 3,021,886.26-4,533,007.10-862,745.40

Finding the Fourth Proportional to 3,021,886.26, 4,533,007.10 and 862,745.40

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Solution

The fourth proportional to 3,021,886.26, 4,533,007.10 and 862,745.40 is: 1,294,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,886.26 : 4,533,007.10 = 862,745.40 : x
  2. Step 2: Convert to fraction form
    3,021,886.26/4,533,007.10 = 862,745.40/x
  3. Step 3: Cross multiply
    3,021,886.26x = 4,533,007.10 × 862,745.40
  4. Step 4: Simplify right side
    3,021,886.26x = 3,910,831,019,378.61
  5. Step 5: Solve for x
    x = 3,910,831,019,378.61/3,021,886.26
  6. Step 6: Final answer
    x = 1,294,168.83

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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.