Home / 1,225,458.48-1,837,067.22-515,536.68

Finding the Fourth Proportional to 1,225,458.48, 1,837,067.22 and 515,536.68

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Solution

The fourth proportional to 1,225,458.48, 1,837,067.22 and 515,536.68 is: 772,833.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,458.48 : 1,837,067.22 = 515,536.68 : x
  2. Step 2: Convert to fraction form
    1,225,458.48/1,837,067.22 = 515,536.68/x
  3. Step 3: Cross multiply
    1,225,458.48x = 1,837,067.22 × 515,536.68
  4. Step 4: Simplify right side
    1,225,458.48x = 947,075,535,535.63
  5. Step 5: Solve for x
    x = 947,075,535,535.63/1,225,458.48
  6. Step 6: Final answer
    x = 772,833.64

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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.