Home / 1,537,239.80-2,305,859.70-978,750.20

Finding the Fourth Proportional to 1,537,239.80, 2,305,859.70 and 978,750.20

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Solution

The fourth proportional to 1,537,239.80, 2,305,859.70 and 978,750.20 is: 1,468,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,239.80 : 2,305,859.70 = 978,750.20 : x
  2. Step 2: Convert to fraction form
    1,537,239.80/2,305,859.70 = 978,750.20/x
  3. Step 3: Cross multiply
    1,537,239.80x = 2,305,859.70 × 978,750.20
  4. Step 4: Simplify right side
    1,537,239.80x = 2,256,860,642,546.94
  5. Step 5: Solve for x
    x = 2,256,860,642,546.94/1,537,239.80
  6. Step 6: Final answer
    x = 1,468,125.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.