Home / 1,002,840.16-1,383,911.38-543,953.56

Finding the Fourth Proportional to 1,002,840.16, 1,383,911.38 and 543,953.56

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Solution

The fourth proportional to 1,002,840.16, 1,383,911.38 and 543,953.56 is: 750,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,840.16 : 1,383,911.38 = 543,953.56 : x
  2. Step 2: Convert to fraction form
    1,002,840.16/1,383,911.38 = 543,953.56/x
  3. Step 3: Cross multiply
    1,002,840.16x = 1,383,911.38 × 543,953.56
  4. Step 4: Simplify right side
    1,002,840.16x = 752,783,521,875.51
  5. Step 5: Solve for x
    x = 752,783,521,875.51/1,002,840.16
  6. Step 6: Final answer
    x = 750,651.55

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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.