Home / 1,214,089.70-1,821,134.55-504,043.70

Finding the Fourth Proportional to 1,214,089.70, 1,821,134.55 and 504,043.70

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Solution

The fourth proportional to 1,214,089.70, 1,821,134.55 and 504,043.70 is: 756,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,089.70 : 1,821,134.55 = 504,043.70 : x
  2. Step 2: Convert to fraction form
    1,214,089.70/1,821,134.55 = 504,043.70/x
  3. Step 3: Cross multiply
    1,214,089.70x = 1,821,134.55 × 504,043.70
  4. Step 4: Simplify right side
    1,214,089.70x = 917,931,396,779.84
  5. Step 5: Solve for x
    x = 917,931,396,779.84/1,214,089.70
  6. Step 6: Final answer
    x = 756,065.55

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Double scale
Find fourth proportional to 1,214,090.70, 1,821,136.05 and 504,044.70
Similar ratio
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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.