Home / 3,121,204.40-4,683,361.80-1,774,401.20

Finding the Fourth Proportional to 3,121,204.40, 4,683,361.80 and 1,774,401.20

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Solution

The fourth proportional to 3,121,204.40, 4,683,361.80 and 1,774,401.20 is: 2,662,485.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,204.40 : 4,683,361.80 = 1,774,401.20 : x
  2. Step 2: Convert to fraction form
    3,121,204.40/4,683,361.80 = 1,774,401.20/x
  3. Step 3: Cross multiply
    3,121,204.40x = 4,683,361.80 × 1,774,401.20
  4. Step 4: Simplify right side
    3,121,204.40x = 8,310,162,797,954.16
  5. Step 5: Solve for x
    x = 8,310,162,797,954.16/3,121,204.40
  6. Step 6: Final answer
    x = 2,662,485.93

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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.