Home / 2,551,027.56-3,520,417.71-1,405,107.90

Finding the Fourth Proportional to 2,551,027.56, 3,520,417.71 and 1,405,107.90

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Solution

The fourth proportional to 2,551,027.56, 3,520,417.71 and 1,405,107.90 is: 1,939,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,027.56 : 3,520,417.71 = 1,405,107.90 : x
  2. Step 2: Convert to fraction form
    2,551,027.56/3,520,417.71 = 1,405,107.90/x
  3. Step 3: Cross multiply
    2,551,027.56x = 3,520,417.71 × 1,405,107.90
  4. Step 4: Simplify right side
    2,551,027.56x = 4,946,566,735,620.91
  5. Step 5: Solve for x
    x = 4,946,566,735,620.91/2,551,027.56
  6. Step 6: Final answer
    x = 1,939,048.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.