Home / 1,214,007.70-1,821,740.55-503,961.70

Finding the Fourth Proportional to 1,214,007.70, 1,821,740.55 and 503,961.70

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Solution

The fourth proportional to 1,214,007.70, 1,821,740.55 and 503,961.70 is: 756,245.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,007.70 : 1,821,740.55 = 503,961.70 : x
  2. Step 2: Convert to fraction form
    1,214,007.70/1,821,740.55 = 503,961.70/x
  3. Step 3: Cross multiply
    1,214,007.70x = 1,821,740.55 × 503,961.70
  4. Step 4: Simplify right side
    1,214,007.70x = 918,087,464,536.94
  5. Step 5: Solve for x
    x = 918,087,464,536.94/1,214,007.70
  6. Step 6: Final answer
    x = 756,245.17

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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.