Home / 1,183,510.77-1,633,241.01-639,644.88

Finding the Fourth Proportional to 1,183,510.77, 1,633,241.01 and 639,644.88

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Solution

The fourth proportional to 1,183,510.77, 1,633,241.01 and 639,644.88 is: 882,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,510.77 : 1,633,241.01 = 639,644.88 : x
  2. Step 2: Convert to fraction form
    1,183,510.77/1,633,241.01 = 639,644.88/x
  3. Step 3: Cross multiply
    1,183,510.77x = 1,633,241.01 × 639,644.88
  4. Step 4: Simplify right side
    1,183,510.77x = 1,044,694,240,097.91
  5. Step 5: Solve for x
    x = 1,044,694,240,097.91/1,183,510.77
  6. Step 6: Final answer
    x = 882,707.84

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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.