Home / 1,661,455.89-2,292,876.63-936,334.17

Finding the Fourth Proportional to 1,661,455.89, 2,292,876.63 and 936,334.17

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Solution

The fourth proportional to 1,661,455.89, 2,292,876.63 and 936,334.17 is: 1,292,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,455.89 : 2,292,876.63 = 936,334.17 : x
  2. Step 2: Convert to fraction form
    1,661,455.89/2,292,876.63 = 936,334.17/x
  3. Step 3: Cross multiply
    1,661,455.89x = 2,292,876.63 × 936,334.17
  4. Step 4: Simplify right side
    1,661,455.89x = 2,146,898,736,263.45
  5. Step 5: Solve for x
    x = 2,146,898,736,263.45/1,661,455.89
  6. Step 6: Final answer
    x = 1,292,179.20

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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.