Home / 2,551,827.20-3,828,450.18-1,112,636.40

Finding the Fourth Proportional to 2,551,827.20, 3,828,450.18 and 1,112,636.40

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Solution

The fourth proportional to 2,551,827.20, 3,828,450.18 and 1,112,636.40 is: 1,669,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,827.20 : 3,828,450.18 = 1,112,636.40 : x
  2. Step 2: Convert to fraction form
    2,551,827.20/3,828,450.18 = 1,112,636.40/x
  3. Step 3: Cross multiply
    2,551,827.20x = 3,828,450.18 × 1,112,636.40
  4. Step 4: Simplify right side
    2,551,827.20x = 4,259,673,025,854.55
  5. Step 5: Solve for x
    x = 4,259,673,025,854.55/2,551,827.20
  6. Step 6: Final answer
    x = 1,669,263.90

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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.