Home / 1,682,920.48-2,525,598.66-658,402.12

Finding the Fourth Proportional to 1,682,920.48, 2,525,598.66 and 658,402.12

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Solution

The fourth proportional to 1,682,920.48, 2,525,598.66 and 658,402.12 is: 988,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,920.48 : 2,525,598.66 = 658,402.12 : x
  2. Step 2: Convert to fraction form
    1,682,920.48/2,525,598.66 = 658,402.12/x
  3. Step 3: Cross multiply
    1,682,920.48x = 2,525,598.66 × 658,402.12
  4. Step 4: Simplify right side
    1,682,920.48x = 1,662,859,512,013.16
  5. Step 5: Solve for x
    x = 1,662,859,512,013.16/1,682,920.48
  6. Step 6: Final answer
    x = 988,079.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.