Home / 1,383,930.51-2,076,821.70-574,314.90

Finding the Fourth Proportional to 1,383,930.51, 2,076,821.70 and 574,314.90

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Solution

The fourth proportional to 1,383,930.51, 2,076,821.70 and 574,314.90 is: 861,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,930.51 : 2,076,821.70 = 574,314.90 : x
  2. Step 2: Convert to fraction form
    1,383,930.51/2,076,821.70 = 574,314.90/x
  3. Step 3: Cross multiply
    1,383,930.51x = 2,076,821.70 × 574,314.90
  4. Step 4: Simplify right side
    1,383,930.51x = 1,192,749,646,953.33
  5. Step 5: Solve for x
    x = 1,192,749,646,953.33/1,383,930.51
  6. Step 6: Final answer
    x = 861,856.60

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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.