Home / 1,403,396.73-2,105,322.30-550,005.75

Finding the Fourth Proportional to 1,403,396.73, 2,105,322.30 and 550,005.75

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Solution

The fourth proportional to 1,403,396.73, 2,105,322.30 and 550,005.75 is: 825,097.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,396.73 : 2,105,322.30 = 550,005.75 : x
  2. Step 2: Convert to fraction form
    1,403,396.73/2,105,322.30 = 550,005.75/x
  3. Step 3: Cross multiply
    1,403,396.73x = 2,105,322.30 × 550,005.75
  4. Step 4: Simplify right side
    1,403,396.73x = 1,157,939,370,603.22
  5. Step 5: Solve for x
    x = 1,157,939,370,603.22/1,403,396.73
  6. Step 6: Final answer
    x = 825,097.67

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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.