Home / 3,256,995.57-4,885,534.37-860,819.05

Finding the Fourth Proportional to 3,256,995.57, 4,885,534.37 and 860,819.05

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Solution

The fourth proportional to 3,256,995.57, 4,885,534.37 and 860,819.05 is: 1,291,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,995.57 : 4,885,534.37 = 860,819.05 : x
  2. Step 2: Convert to fraction form
    3,256,995.57/4,885,534.37 = 860,819.05/x
  3. Step 3: Cross multiply
    3,256,995.57x = 4,885,534.37 × 860,819.05
  4. Step 4: Simplify right side
    3,256,995.57x = 4,205,561,038,607.82
  5. Step 5: Solve for x
    x = 4,205,561,038,607.82/3,256,995.57
  6. Step 6: Final answer
    x = 1,291,239.41

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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.