Home / 1,332,697.29-1,999,044.39-434,137.59

Finding the Fourth Proportional to 1,332,697.29, 1,999,044.39 and 434,137.59

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Solution

The fourth proportional to 1,332,697.29, 1,999,044.39 and 434,137.59 is: 651,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,697.29 : 1,999,044.39 = 434,137.59 : x
  2. Step 2: Convert to fraction form
    1,332,697.29/1,999,044.39 = 434,137.59/x
  3. Step 3: Cross multiply
    1,332,697.29x = 1,999,044.39 × 434,137.59
  4. Step 4: Simplify right side
    1,332,697.29x = 867,860,315,405.64
  5. Step 5: Solve for x
    x = 867,860,315,405.64/1,332,697.29
  6. Step 6: Final answer
    x = 651,205.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.