Home / 1,538,885.25-2,308,360.68-528,002.82

Finding the Fourth Proportional to 1,538,885.25, 2,308,360.68 and 528,002.82

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Solution

The fourth proportional to 1,538,885.25, 2,308,360.68 and 528,002.82 is: 792,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,885.25 : 2,308,360.68 = 528,002.82 : x
  2. Step 2: Convert to fraction form
    1,538,885.25/2,308,360.68 = 528,002.82/x
  3. Step 3: Cross multiply
    1,538,885.25x = 2,308,360.68 × 528,002.82
  4. Step 4: Simplify right side
    1,538,885.25x = 1,218,820,948,617.12
  5. Step 5: Solve for x
    x = 1,218,820,948,617.12/1,538,885.25
  6. Step 6: Final answer
    x = 792,015.49

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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.