Home / 2,590,558.20-3,886,128.90-793,427.40

Finding the Fourth Proportional to 2,590,558.20, 3,886,128.90 and 793,427.40

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Solution

The fourth proportional to 2,590,558.20, 3,886,128.90 and 793,427.40 is: 1,190,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,558.20 : 3,886,128.90 = 793,427.40 : x
  2. Step 2: Convert to fraction form
    2,590,558.20/3,886,128.90 = 793,427.40/x
  3. Step 3: Cross multiply
    2,590,558.20x = 3,886,128.90 × 793,427.40
  4. Step 4: Simplify right side
    2,590,558.20x = 3,083,361,149,191.86
  5. Step 5: Solve for x
    x = 3,083,361,149,191.86/2,590,558.20
  6. Step 6: Final answer
    x = 1,190,230.41

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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.