Home / 1,167,405.26-1,610,949.89-677,336.84

Finding the Fourth Proportional to 1,167,405.26, 1,610,949.89 and 677,336.84

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Solution

The fourth proportional to 1,167,405.26, 1,610,949.89 and 677,336.84 is: 934,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,405.26 : 1,610,949.89 = 677,336.84 : x
  2. Step 2: Convert to fraction form
    1,167,405.26/1,610,949.89 = 677,336.84/x
  3. Step 3: Cross multiply
    1,167,405.26x = 1,610,949.89 × 677,336.84
  4. Step 4: Simplify right side
    1,167,405.26x = 1,091,155,696,449.51
  5. Step 5: Solve for x
    x = 1,091,155,696,449.51/1,167,405.26
  6. Step 6: Final answer
    x = 934,684.59

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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.