Home / 1,504,978.44-2,076,762.42-860,425.80

Finding the Fourth Proportional to 1,504,978.44, 2,076,762.42 and 860,425.80

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Solution

The fourth proportional to 1,504,978.44, 2,076,762.42 and 860,425.80 is: 1,187,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,978.44 : 2,076,762.42 = 860,425.80 : x
  2. Step 2: Convert to fraction form
    1,504,978.44/2,076,762.42 = 860,425.80/x
  3. Step 3: Cross multiply
    1,504,978.44x = 2,076,762.42 × 860,425.80
  4. Step 4: Simplify right side
    1,504,978.44x = 1,786,899,966,638.44
  5. Step 5: Solve for x
    x = 1,786,899,966,638.44/1,504,978.44
  6. Step 6: Final answer
    x = 1,187,325.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.