Home / 1,748,807.82-2,620,660.37-774,997.56

Finding the Fourth Proportional to 1,748,807.82, 2,620,660.37 and 774,997.56

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Solution

The fourth proportional to 1,748,807.82, 2,620,660.37 and 774,997.56 is: 1,161,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,807.82 : 2,620,660.37 = 774,997.56 : x
  2. Step 2: Convert to fraction form
    1,748,807.82/2,620,660.37 = 774,997.56/x
  3. Step 3: Cross multiply
    1,748,807.82x = 2,620,660.37 × 774,997.56
  4. Step 4: Simplify right side
    1,748,807.82x = 2,031,005,388,463.71
  5. Step 5: Solve for x
    x = 2,031,005,388,463.71/1,748,807.82
  6. Step 6: Final answer
    x = 1,161,365.68

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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.