Home / 2,058,782.40-3,089,386.80-860,612.40

Finding the Fourth Proportional to 2,058,782.40, 3,089,386.80 and 860,612.40

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Solution

The fourth proportional to 2,058,782.40, 3,089,386.80 and 860,612.40 is: 1,291,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,782.40 : 3,089,386.80 = 860,612.40 : x
  2. Step 2: Convert to fraction form
    2,058,782.40/3,089,386.80 = 860,612.40/x
  3. Step 3: Cross multiply
    2,058,782.40x = 3,089,386.80 × 860,612.40
  4. Step 4: Simplify right side
    2,058,782.40x = 2,658,764,588,476.32
  5. Step 5: Solve for x
    x = 2,658,764,588,476.32/2,058,782.40
  6. Step 6: Final answer
    x = 1,291,425.74

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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.