Home / 1,481,802.80-2,044,887.48-802,739.12

Finding the Fourth Proportional to 1,481,802.80, 2,044,887.48 and 802,739.12

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Solution

The fourth proportional to 1,481,802.80, 2,044,887.48 and 802,739.12 is: 1,107,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,802.80 : 2,044,887.48 = 802,739.12 : x
  2. Step 2: Convert to fraction form
    1,481,802.80/2,044,887.48 = 802,739.12/x
  3. Step 3: Cross multiply
    1,481,802.80x = 2,044,887.48 × 802,739.12
  4. Step 4: Simplify right side
    1,481,802.80x = 1,641,511,176,194.22
  5. Step 5: Solve for x
    x = 1,641,511,176,194.22/1,481,802.80
  6. Step 6: Final answer
    x = 1,107,779.78

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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.