Home / 3,079,187.52-4,249,369.44-1,721,064

Finding the Fourth Proportional to 3,079,187.52, 4,249,369.44 and 1,721,064

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Solution

The fourth proportional to 3,079,187.52, 4,249,369.44 and 1,721,064 is: 2,375,118.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,187.52 : 4,249,369.44 = 1,721,064 : x
  2. Step 2: Convert to fraction form
    3,079,187.52/4,249,369.44 = 1,721,064/x
  3. Step 3: Cross multiply
    3,079,187.52x = 4,249,369.44 × 1,721,064
  4. Step 4: Simplify right side
    3,079,187.52x = 7,313,436,765,884.16
  5. Step 5: Solve for x
    x = 7,313,436,765,884.16/3,079,187.52
  6. Step 6: Final answer
    x = 2,375,118.99

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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.