Home / 1,972,451.86-2,958,762.03-774,633.79

Finding the Fourth Proportional to 1,972,451.86, 2,958,762.03 and 774,633.79

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Solution

The fourth proportional to 1,972,451.86, 2,958,762.03 and 774,633.79 is: 1,161,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,451.86 : 2,958,762.03 = 774,633.79 : x
  2. Step 2: Convert to fraction form
    1,972,451.86/2,958,762.03 = 774,633.79/x
  3. Step 3: Cross multiply
    1,972,451.86x = 2,958,762.03 × 774,633.79
  4. Step 4: Simplify right side
    1,972,451.86x = 2,291,957,045,006.99
  5. Step 5: Solve for x
    x = 2,291,957,045,006.99/1,972,451.86
  6. Step 6: Final answer
    x = 1,161,983.77

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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.