Home / 1,036,963.72-1,430,198.69-674,503.32

Finding the Fourth Proportional to 1,036,963.72, 1,430,198.69 and 674,503.32

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Solution

The fourth proportional to 1,036,963.72, 1,430,198.69 and 674,503.32 is: 930,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,963.72 : 1,430,198.69 = 674,503.32 : x
  2. Step 2: Convert to fraction form
    1,036,963.72/1,430,198.69 = 674,503.32/x
  3. Step 3: Cross multiply
    1,036,963.72x = 1,430,198.69 × 674,503.32
  4. Step 4: Simplify right side
    1,036,963.72x = 964,673,764,664.65
  5. Step 5: Solve for x
    x = 964,673,764,664.65/1,036,963.72
  6. Step 6: Final answer
    x = 930,286.90

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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.