Home / 1,383,661.86-2,075,321.07-372,862.86

Finding the Fourth Proportional to 1,383,661.86, 2,075,321.07 and 372,862.86

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Solution

The fourth proportional to 1,383,661.86, 2,075,321.07 and 372,862.86 is: 559,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,661.86 : 2,075,321.07 = 372,862.86 : x
  2. Step 2: Convert to fraction form
    1,383,661.86/2,075,321.07 = 372,862.86/x
  3. Step 3: Cross multiply
    1,383,661.86x = 2,075,321.07 × 372,862.86
  4. Step 4: Simplify right side
    1,383,661.86x = 773,810,149,578.46
  5. Step 5: Solve for x
    x = 773,810,149,578.46/1,383,661.86
  6. Step 6: Final answer
    x = 559,248.02

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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.