Home / 1,180,411.38-1,628,764.61-664,093.49

Finding the Fourth Proportional to 1,180,411.38, 1,628,764.61 and 664,093.49

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Solution

The fourth proportional to 1,180,411.38, 1,628,764.61 and 664,093.49 is: 916,334.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,411.38 : 1,628,764.61 = 664,093.49 : x
  2. Step 2: Convert to fraction form
    1,180,411.38/1,628,764.61 = 664,093.49/x
  3. Step 3: Cross multiply
    1,180,411.38x = 1,628,764.61 × 664,093.49
  4. Step 4: Simplify right side
    1,180,411.38x = 1,081,651,962,779.10
  5. Step 5: Solve for x
    x = 1,081,651,962,779.10/1,180,411.38
  6. Step 6: Final answer
    x = 916,334.75

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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.