Home / 1,088,826.36-1,632,175.20-489,938.28

Finding the Fourth Proportional to 1,088,826.36, 1,632,175.20 and 489,938.28

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Solution

The fourth proportional to 1,088,826.36, 1,632,175.20 and 489,938.28 is: 734,428.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,826.36 : 1,632,175.20 = 489,938.28 : x
  2. Step 2: Convert to fraction form
    1,088,826.36/1,632,175.20 = 489,938.28/x
  3. Step 3: Cross multiply
    1,088,826.36x = 1,632,175.20 × 489,938.28
  4. Step 4: Simplify right side
    1,088,826.36x = 799,665,110,146.66
  5. Step 5: Solve for x
    x = 799,665,110,146.66/1,088,826.36
  6. Step 6: Final answer
    x = 734,428.50

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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.