Home / 1,332,696.92-1,999,043.80-434,137.19

Finding the Fourth Proportional to 1,332,696.92, 1,999,043.80 and 434,137.19

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Solution

The fourth proportional to 1,332,696.92, 1,999,043.80 and 434,137.19 is: 651,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,696.92 : 1,999,043.80 = 434,137.19 : x
  2. Step 2: Convert to fraction form
    1,332,696.92/1,999,043.80 = 434,137.19/x
  3. Step 3: Cross multiply
    1,332,696.92x = 1,999,043.80 × 434,137.19
  4. Step 4: Simplify right side
    1,332,696.92x = 867,859,246,938.36
  5. Step 5: Solve for x
    x = 867,859,246,938.36/1,332,696.92
  6. Step 6: Final answer
    x = 651,205.26

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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.