Home / 1,384,235.40-2,076,644.70-585,105.60

Finding the Fourth Proportional to 1,384,235.40, 2,076,644.70 and 585,105.60

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Solution

The fourth proportional to 1,384,235.40, 2,076,644.70 and 585,105.60 is: 877,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,235.40 : 2,076,644.70 = 585,105.60 : x
  2. Step 2: Convert to fraction form
    1,384,235.40/2,076,644.70 = 585,105.60/x
  3. Step 3: Cross multiply
    1,384,235.40x = 2,076,644.70 × 585,105.60
  4. Step 4: Simplify right side
    1,384,235.40x = 1,215,056,443,180.32
  5. Step 5: Solve for x
    x = 1,215,056,443,180.32/1,384,235.40
  6. Step 6: Final answer
    x = 877,781.66

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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.