Home / 1,076,247-1,485,220.86-623,800.44

Finding the Fourth Proportional to 1,076,247, 1,485,220.86 and 623,800.44

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Solution

The fourth proportional to 1,076,247, 1,485,220.86 and 623,800.44 is: 860,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,247 : 1,485,220.86 = 623,800.44 : x
  2. Step 2: Convert to fraction form
    1,076,247/1,485,220.86 = 623,800.44/x
  3. Step 3: Cross multiply
    1,076,247x = 1,485,220.86 × 623,800.44
  4. Step 4: Simplify right side
    1,076,247x = 926,481,425,965.18
  5. Step 5: Solve for x
    x = 926,481,425,965.18/1,076,247
  6. Step 6: Final answer
    x = 860,844.61

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1.5x scale

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.