Home / 1,743,607.69-2,406,380.21-1,018,636.63

Finding the Fourth Proportional to 1,743,607.69, 2,406,380.21 and 1,018,636.63

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Solution

The fourth proportional to 1,743,607.69, 2,406,380.21 and 1,018,636.63 is: 1,405,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,607.69 : 2,406,380.21 = 1,018,636.63 : x
  2. Step 2: Convert to fraction form
    1,743,607.69/2,406,380.21 = 1,018,636.63/x
  3. Step 3: Cross multiply
    1,743,607.69x = 2,406,380.21 × 1,018,636.63
  4. Step 4: Simplify right side
    1,743,607.69x = 2,451,227,027,613.09
  5. Step 5: Solve for x
    x = 2,451,227,027,613.09/1,743,607.69
  6. Step 6: Final answer
    x = 1,405,836.33

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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.