Home / 3,639,468.06-5,459,005.14-1,115,130.60

Finding the Fourth Proportional to 3,639,468.06, 5,459,005.14 and 1,115,130.60

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Solution

The fourth proportional to 3,639,468.06, 5,459,005.14 and 1,115,130.60 is: 1,672,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,468.06 : 5,459,005.14 = 1,115,130.60 : x
  2. Step 2: Convert to fraction form
    3,639,468.06/5,459,005.14 = 1,115,130.60/x
  3. Step 3: Cross multiply
    3,639,468.06x = 5,459,005.14 × 1,115,130.60
  4. Step 4: Simplify right side
    3,639,468.06x = 6,087,503,677,171.28
  5. Step 5: Solve for x
    x = 6,087,503,677,171.28/3,639,468.06
  6. Step 6: Final answer
    x = 1,672,635.55

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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.