Home / 1,078,867.37-1,617,014.12-501,711.54

Finding the Fourth Proportional to 1,078,867.37, 1,617,014.12 and 501,711.54

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Solution

The fourth proportional to 1,078,867.37, 1,617,014.12 and 501,711.54 is: 751,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,867.37 : 1,617,014.12 = 501,711.54 : x
  2. Step 2: Convert to fraction form
    1,078,867.37/1,617,014.12 = 501,711.54/x
  3. Step 3: Cross multiply
    1,078,867.37x = 1,617,014.12 × 501,711.54
  4. Step 4: Simplify right side
    1,078,867.37x = 811,274,645,601.22
  5. Step 5: Solve for x
    x = 811,274,645,601.22/1,078,867.37
  6. Step 6: Final answer
    x = 751,968.84

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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.