Home / 1,777,456.70-2,666,807.13-515,360.06

Finding the Fourth Proportional to 1,777,456.70, 2,666,807.13 and 515,360.06

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Solution

The fourth proportional to 1,777,456.70, 2,666,807.13 and 515,360.06 is: 773,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,456.70 : 2,666,807.13 = 515,360.06 : x
  2. Step 2: Convert to fraction form
    1,777,456.70/2,666,807.13 = 515,360.06/x
  3. Step 3: Cross multiply
    1,777,456.70x = 2,666,807.13 × 515,360.06
  4. Step 4: Simplify right side
    1,777,456.70x = 1,374,365,882,525.23
  5. Step 5: Solve for x
    x = 1,374,365,882,525.23/1,777,456.70
  6. Step 6: Final answer
    x = 773,220.46

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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.