Home / 2,531,459.43-3,493,279.44-1,385,318.34

Finding the Fourth Proportional to 2,531,459.43, 3,493,279.44 and 1,385,318.34

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Solution

The fourth proportional to 2,531,459.43, 3,493,279.44 and 1,385,318.34 is: 1,911,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,459.43 : 3,493,279.44 = 1,385,318.34 : x
  2. Step 2: Convert to fraction form
    2,531,459.43/3,493,279.44 = 1,385,318.34/x
  3. Step 3: Cross multiply
    2,531,459.43x = 3,493,279.44 × 1,385,318.34
  4. Step 4: Simplify right side
    2,531,459.43x = 4,839,304,074,976.93
  5. Step 5: Solve for x
    x = 4,839,304,074,976.93/2,531,459.43
  6. Step 6: Final answer
    x = 1,911,665.67

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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.