Home / 1,687,245.12-2,328,398.46-923,298.84

Finding the Fourth Proportional to 1,687,245.12, 2,328,398.46 and 923,298.84

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Solution

The fourth proportional to 1,687,245.12, 2,328,398.46 and 923,298.84 is: 1,274,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,245.12 : 2,328,398.46 = 923,298.84 : x
  2. Step 2: Convert to fraction form
    1,687,245.12/2,328,398.46 = 923,298.84/x
  3. Step 3: Cross multiply
    1,687,245.12x = 2,328,398.46 × 923,298.84
  4. Step 4: Simplify right side
    1,687,245.12x = 2,149,807,597,175.79
  5. Step 5: Solve for x
    x = 2,149,807,597,175.79/1,687,245.12
  6. Step 6: Final answer
    x = 1,274,152.51

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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.