Home / 1,332,698.61-1,999,046.39-434,138.97

Finding the Fourth Proportional to 1,332,698.61, 1,999,046.39 and 434,138.97

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Solution

The fourth proportional to 1,332,698.61, 1,999,046.39 and 434,138.97 is: 651,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,698.61 : 1,999,046.39 = 434,138.97 : x
  2. Step 2: Convert to fraction form
    1,332,698.61/1,999,046.39 = 434,138.97/x
  3. Step 3: Cross multiply
    1,332,698.61x = 1,999,046.39 × 434,138.97
  4. Step 4: Simplify right side
    1,332,698.61x = 867,863,938,566.12
  5. Step 5: Solve for x
    x = 867,863,938,566.12/1,332,698.61
  6. Step 6: Final answer
    x = 651,207.96

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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.