Home / 1,297,936.21-1,791,644.61-976,580.47

Finding the Fourth Proportional to 1,297,936.21, 1,791,644.61 and 976,580.47

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Solution

The fourth proportional to 1,297,936.21, 1,791,644.61 and 976,580.47 is: 1,348,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,936.21 : 1,791,644.61 = 976,580.47 : x
  2. Step 2: Convert to fraction form
    1,297,936.21/1,791,644.61 = 976,580.47/x
  3. Step 3: Cross multiply
    1,297,936.21x = 1,791,644.61 × 976,580.47
  4. Step 4: Simplify right side
    1,297,936.21x = 1,749,685,135,306.77
  5. Step 5: Solve for x
    x = 1,749,685,135,306.77/1,297,936.21
  6. Step 6: Final answer
    x = 1,348,051.72

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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.