Home / 1,086,953.10-1,630,711.53-413,046.06

Finding the Fourth Proportional to 1,086,953.10, 1,630,711.53 and 413,046.06

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Solution

The fourth proportional to 1,086,953.10, 1,630,711.53 and 413,046.06 is: 619,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,953.10 : 1,630,711.53 = 413,046.06 : x
  2. Step 2: Convert to fraction form
    1,086,953.10/1,630,711.53 = 413,046.06/x
  3. Step 3: Cross multiply
    1,086,953.10x = 1,630,711.53 × 413,046.06
  4. Step 4: Simplify right side
    1,086,953.10x = 673,558,972,463.07
  5. Step 5: Solve for x
    x = 673,558,972,463.07/1,086,953.10
  6. Step 6: Final answer
    x = 619,676.21

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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.