Home / 1,682,553.34-2,321,911.63-918,606.90

Finding the Fourth Proportional to 1,682,553.34, 2,321,911.63 and 918,606.90

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Solution

The fourth proportional to 1,682,553.34, 2,321,911.63 and 918,606.90 is: 1,267,670.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,553.34 : 2,321,911.63 = 918,606.90 : x
  2. Step 2: Convert to fraction form
    1,682,553.34/2,321,911.63 = 918,606.90/x
  3. Step 3: Cross multiply
    1,682,553.34x = 2,321,911.63 × 918,606.90
  4. Step 4: Simplify right side
    1,682,553.34x = 2,132,924,044,508.25
  5. Step 5: Solve for x
    x = 2,132,924,044,508.25/1,682,553.34
  6. Step 6: Final answer
    x = 1,267,670.98

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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.