Home / 1,314,951.37-1,970,780.51-706,243.82

Finding the Fourth Proportional to 1,314,951.37, 1,970,780.51 and 706,243.82

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Solution

The fourth proportional to 1,314,951.37, 1,970,780.51 and 706,243.82 is: 1,058,481.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,951.37 : 1,970,780.51 = 706,243.82 : x
  2. Step 2: Convert to fraction form
    1,314,951.37/1,970,780.51 = 706,243.82/x
  3. Step 3: Cross multiply
    1,314,951.37x = 1,970,780.51 × 706,243.82
  4. Step 4: Simplify right side
    1,314,951.37x = 1,391,851,547,675.66
  5. Step 5: Solve for x
    x = 1,391,851,547,675.66/1,314,951.37
  6. Step 6: Final answer
    x = 1,058,481.39

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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.