Home / 3,045,646.93-4,202,992.79-1,687,519.93

Finding the Fourth Proportional to 3,045,646.93, 4,202,992.79 and 1,687,519.93

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Solution

The fourth proportional to 3,045,646.93, 4,202,992.79 and 1,687,519.93 is: 2,328,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,646.93 : 4,202,992.79 = 1,687,519.93 : x
  2. Step 2: Convert to fraction form
    3,045,646.93/4,202,992.79 = 1,687,519.93/x
  3. Step 3: Cross multiply
    3,045,646.93x = 4,202,992.79 × 1,687,519.93
  4. Step 4: Simplify right side
    3,045,646.93x = 7,092,634,098,771.31
  5. Step 5: Solve for x
    x = 7,092,634,098,771.31/3,045,646.93
  6. Step 6: Final answer
    x = 2,328,777.52

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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.