Home / 1,110,404.75-1,665,606.91-605,390.40

Finding the Fourth Proportional to 1,110,404.75, 1,665,606.91 and 605,390.40

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Solution

The fourth proportional to 1,110,404.75, 1,665,606.91 and 605,390.40 is: 908,085.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,404.75 : 1,665,606.91 = 605,390.40 : x
  2. Step 2: Convert to fraction form
    1,110,404.75/1,665,606.91 = 605,390.40/x
  3. Step 3: Cross multiply
    1,110,404.75x = 1,665,606.91 × 605,390.40
  4. Step 4: Simplify right side
    1,110,404.75x = 1,008,342,431,974.19
  5. Step 5: Solve for x
    x = 1,008,342,431,974.19/1,110,404.75
  6. Step 6: Final answer
    x = 908,085.49

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1.5x scale

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.