Home / 1,777,453.70-2,666,802.63-515,357.06

Finding the Fourth Proportional to 1,777,453.70, 2,666,802.63 and 515,357.06

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Solution

The fourth proportional to 1,777,453.70, 2,666,802.63 and 515,357.06 is: 773,215.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,453.70 : 2,666,802.63 = 515,357.06 : x
  2. Step 2: Convert to fraction form
    1,777,453.70/2,666,802.63 = 515,357.06/x
  3. Step 3: Cross multiply
    1,777,453.70x = 2,666,802.63 × 515,357.06
  4. Step 4: Simplify right side
    1,777,453.70x = 1,374,355,562,997.07
  5. Step 5: Solve for x
    x = 1,374,355,562,997.07/1,777,453.70
  6. Step 6: Final answer
    x = 773,215.96

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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.