Home / 2,058,785.40-3,089,391.30-860,615.40

Finding the Fourth Proportional to 2,058,785.40, 3,089,391.30 and 860,615.40

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Solution

The fourth proportional to 2,058,785.40, 3,089,391.30 and 860,615.40 is: 1,291,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,785.40 : 3,089,391.30 = 860,615.40 : x
  2. Step 2: Convert to fraction form
    2,058,785.40/3,089,391.30 = 860,615.40/x
  3. Step 3: Cross multiply
    2,058,785.40x = 3,089,391.30 × 860,615.40
  4. Step 4: Simplify right side
    2,058,785.40x = 2,658,777,729,406.02
  5. Step 5: Solve for x
    x = 2,658,777,729,406.02/2,058,785.40
  6. Step 6: Final answer
    x = 1,291,430.24

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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.