Home / 1,687,247.12-2,328,401.22-923,300.84

Finding the Fourth Proportional to 1,687,247.12, 2,328,401.22 and 923,300.84

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Solution

The fourth proportional to 1,687,247.12, 2,328,401.22 and 923,300.84 is: 1,274,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,247.12 : 2,328,401.22 = 923,300.84 : x
  2. Step 2: Convert to fraction form
    1,687,247.12/2,328,401.22 = 923,300.84/x
  3. Step 3: Cross multiply
    1,687,247.12x = 2,328,401.22 × 923,300.84
  4. Step 4: Simplify right side
    1,687,247.12x = 2,149,814,802,283.03
  5. Step 5: Solve for x
    x = 2,149,814,802,283.03/1,687,247.12
  6. Step 6: Final answer
    x = 1,274,155.27

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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.