Home / 1,342,067.63-1,852,053.32-738,455.63

Finding the Fourth Proportional to 1,342,067.63, 1,852,053.32 and 738,455.63

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Solution

The fourth proportional to 1,342,067.63, 1,852,053.32 and 738,455.63 is: 1,019,068.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,067.63 : 1,852,053.32 = 738,455.63 : x
  2. Step 2: Convert to fraction form
    1,342,067.63/1,852,053.32 = 738,455.63/x
  3. Step 3: Cross multiply
    1,342,067.63x = 1,852,053.32 × 738,455.63
  4. Step 4: Simplify right side
    1,342,067.63x = 1,367,659,193,800.06
  5. Step 5: Solve for x
    x = 1,367,659,193,800.06/1,342,067.63
  6. Step 6: Final answer
    x = 1,019,068.76

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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.