Home / 1,090,714.22-1,636,305.86-543,904.59

Finding the Fourth Proportional to 1,090,714.22, 1,636,305.86 and 543,904.59

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Solution

The fourth proportional to 1,090,714.22, 1,636,305.86 and 543,904.59 is: 815,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,714.22 : 1,636,305.86 = 543,904.59 : x
  2. Step 2: Convert to fraction form
    1,090,714.22/1,636,305.86 = 543,904.59/x
  3. Step 3: Cross multiply
    1,090,714.22x = 1,636,305.86 × 543,904.59
  4. Step 4: Simplify right side
    1,090,714.22x = 889,994,269,257.66
  5. Step 5: Solve for x
    x = 889,994,269,257.66/1,090,714.22
  6. Step 6: Final answer
    x = 815,973.84

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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.