Home / 2,657,566.36-3,986,983.10-860,450.36

Finding the Fourth Proportional to 2,657,566.36, 3,986,983.10 and 860,450.36

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Solution

The fourth proportional to 2,657,566.36, 3,986,983.10 and 860,450.36 is: 1,290,880.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,566.36 : 3,986,983.10 = 860,450.36 : x
  2. Step 2: Convert to fraction form
    2,657,566.36/3,986,983.10 = 860,450.36/x
  3. Step 3: Cross multiply
    2,657,566.36x = 3,986,983.10 × 860,450.36
  4. Step 4: Simplify right side
    2,657,566.36x = 3,430,601,039,406.66
  5. Step 5: Solve for x
    x = 3,430,601,039,406.66/2,657,566.36
  6. Step 6: Final answer
    x = 1,290,880.67

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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.