Home / 1,384,204.60-2,076,306.90-637,708.60

Finding the Fourth Proportional to 1,384,204.60, 2,076,306.90 and 637,708.60

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Solution

The fourth proportional to 1,384,204.60, 2,076,306.90 and 637,708.60 is: 956,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,204.60 : 2,076,306.90 = 637,708.60 : x
  2. Step 2: Convert to fraction form
    1,384,204.60/2,076,306.90 = 637,708.60/x
  3. Step 3: Cross multiply
    1,384,204.60x = 2,076,306.90 × 637,708.60
  4. Step 4: Simplify right side
    1,384,204.60x = 1,324,078,766,369.34
  5. Step 5: Solve for x
    x = 1,324,078,766,369.34/1,384,204.60
  6. Step 6: Final answer
    x = 956,562.90

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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.