Home / 1,332,685.92-1,999,027.26-434,126.19

Finding the Fourth Proportional to 1,332,685.92, 1,999,027.26 and 434,126.19

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Solution

The fourth proportional to 1,332,685.92, 1,999,027.26 and 434,126.19 is: 651,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,685.92 : 1,999,027.26 = 434,126.19 : x
  2. Step 2: Convert to fraction form
    1,332,685.92/1,999,027.26 = 434,126.19/x
  3. Step 3: Cross multiply
    1,332,685.92x = 1,999,027.26 × 434,126.19
  4. Step 4: Simplify right side
    1,332,685.92x = 867,830,090,574.54
  5. Step 5: Solve for x
    x = 867,830,090,574.54/1,332,685.92
  6. Step 6: Final answer
    x = 651,188.76

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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.