Home / 1,310,897.37-1,809,072.59-737,958.45

Finding the Fourth Proportional to 1,310,897.37, 1,809,072.59 and 737,958.45

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Solution

The fourth proportional to 1,310,897.37, 1,809,072.59 and 737,958.45 is: 1,018,401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,897.37 : 1,809,072.59 = 737,958.45 : x
  2. Step 2: Convert to fraction form
    1,310,897.37/1,809,072.59 = 737,958.45/x
  3. Step 3: Cross multiply
    1,310,897.37x = 1,809,072.59 × 737,958.45
  4. Step 4: Simplify right side
    1,310,897.37x = 1,335,020,400,764.09
  5. Step 5: Solve for x
    x = 1,335,020,400,764.09/1,310,897.37
  6. Step 6: Final answer
    x = 1,018,401.92

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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.