Home / 3,221,255.41-4,831,884.02-946,779.96

Finding the Fourth Proportional to 3,221,255.41, 4,831,884.02 and 946,779.96

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Solution

The fourth proportional to 3,221,255.41, 4,831,884.02 and 946,779.96 is: 1,420,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,255.41 : 4,831,884.02 = 946,779.96 : x
  2. Step 2: Convert to fraction form
    3,221,255.41/4,831,884.02 = 946,779.96/x
  3. Step 3: Cross multiply
    3,221,255.41x = 4,831,884.02 × 946,779.96
  4. Step 4: Simplify right side
    3,221,255.41x = 4,574,730,979,666.75
  5. Step 5: Solve for x
    x = 4,574,730,979,666.75/3,221,255.41
  6. Step 6: Final answer
    x = 1,420,170.21

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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.