Home / 1,310,496.10-1,809,042.59-881,025.33

Finding the Fourth Proportional to 1,310,496.10, 1,809,042.59 and 881,025.33

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Solution

The fourth proportional to 1,310,496.10, 1,809,042.59 and 881,025.33 is: 1,216,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,496.10 : 1,809,042.59 = 881,025.33 : x
  2. Step 2: Convert to fraction form
    1,310,496.10/1,809,042.59 = 881,025.33/x
  3. Step 3: Cross multiply
    1,310,496.10x = 1,809,042.59 × 881,025.33
  4. Step 4: Simplify right side
    1,310,496.10x = 1,593,812,353,825.28
  5. Step 5: Solve for x
    x = 1,593,812,353,825.28/1,310,496.10
  6. Step 6: Final answer
    x = 1,216,190.08

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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.