Home / 1,531,853.63-2,113,958.01-843,523.85

Finding the Fourth Proportional to 1,531,853.63, 2,113,958.01 and 843,523.85

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Solution

The fourth proportional to 1,531,853.63, 2,113,958.01 and 843,523.85 is: 1,164,062.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,853.63 : 2,113,958.01 = 843,523.85 : x
  2. Step 2: Convert to fraction form
    1,531,853.63/2,113,958.01 = 843,523.85/x
  3. Step 3: Cross multiply
    1,531,853.63x = 2,113,958.01 × 843,523.85
  4. Step 4: Simplify right side
    1,531,853.63x = 1,783,173,999,333.54
  5. Step 5: Solve for x
    x = 1,783,173,999,333.54/1,531,853.63
  6. Step 6: Final answer
    x = 1,164,062.91

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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.