Home / 1,184,221.40-1,775,457.30-509,750.60

Finding the Fourth Proportional to 1,184,221.40, 1,775,457.30 and 509,750.60

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Solution

The fourth proportional to 1,184,221.40, 1,775,457.30 and 509,750.60 is: 764,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,221.40 : 1,775,457.30 = 509,750.60 : x
  2. Step 2: Convert to fraction form
    1,184,221.40/1,775,457.30 = 509,750.60/x
  3. Step 3: Cross multiply
    1,184,221.40x = 1,775,457.30 × 509,750.60
  4. Step 4: Simplify right side
    1,184,221.40x = 905,040,423,949.38
  5. Step 5: Solve for x
    x = 905,040,423,949.38/1,184,221.40
  6. Step 6: Final answer
    x = 764,249.34

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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.