Home / 1,429,634.48-1,972,755.96-826,009.52

Finding the Fourth Proportional to 1,429,634.48, 1,972,755.96 and 826,009.52

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Solution

The fourth proportional to 1,429,634.48, 1,972,755.96 and 826,009.52 is: 1,139,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,634.48 : 1,972,755.96 = 826,009.52 : x
  2. Step 2: Convert to fraction form
    1,429,634.48/1,972,755.96 = 826,009.52/x
  3. Step 3: Cross multiply
    1,429,634.48x = 1,972,755.96 × 826,009.52
  4. Step 4: Simplify right side
    1,429,634.48x = 1,629,515,203,596.74
  5. Step 5: Solve for x
    x = 1,629,515,203,596.74/1,429,634.48
  6. Step 6: Final answer
    x = 1,139,812.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.