Home / 1,136,105.66-1,567,633.13-677,212.01

Finding the Fourth Proportional to 1,136,105.66, 1,567,633.13 and 677,212.01

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Solution

The fourth proportional to 1,136,105.66, 1,567,633.13 and 677,212.01 is: 934,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,105.66 : 1,567,633.13 = 677,212.01 : x
  2. Step 2: Convert to fraction form
    1,136,105.66/1,567,633.13 = 677,212.01/x
  3. Step 3: Cross multiply
    1,136,105.66x = 1,567,633.13 × 677,212.01
  4. Step 4: Simplify right side
    1,136,105.66x = 1,061,619,975,071.73
  5. Step 5: Solve for x
    x = 1,061,619,975,071.73/1,136,105.66
  6. Step 6: Final answer
    x = 934,437.71

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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.