Home / 1,310,693.12-1,809,313.96-881,222.20

Finding the Fourth Proportional to 1,310,693.12, 1,809,313.96 and 881,222.20

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Solution

The fourth proportional to 1,310,693.12, 1,809,313.96 and 881,222.20 is: 1,216,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,693.12 : 1,809,313.96 = 881,222.20 : x
  2. Step 2: Convert to fraction form
    1,310,693.12/1,809,313.96 = 881,222.20/x
  3. Step 3: Cross multiply
    1,310,693.12x = 1,809,313.96 × 881,222.20
  4. Step 4: Simplify right side
    1,310,693.12x = 1,594,407,628,321.91
  5. Step 5: Solve for x
    x = 1,594,407,628,321.91/1,310,693.12
  6. Step 6: Final answer
    x = 1,216,461.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.