Home / 1,326,573.89-1,830,678.03-753,645.50

Finding the Fourth Proportional to 1,326,573.89, 1,830,678.03 and 753,645.50

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Solution

The fourth proportional to 1,326,573.89, 1,830,678.03 and 753,645.50 is: 1,040,034.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,573.89 : 1,830,678.03 = 753,645.50 : x
  2. Step 2: Convert to fraction form
    1,326,573.89/1,830,678.03 = 753,645.50/x
  3. Step 3: Cross multiply
    1,326,573.89x = 1,830,678.03 × 753,645.50
  4. Step 4: Simplify right side
    1,326,573.89x = 1,379,682,250,104.97
  5. Step 5: Solve for x
    x = 1,379,682,250,104.97/1,326,573.89
  6. Step 6: Final answer
    x = 1,040,034.23

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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.