Home / 1,310,496.60-1,809,043.29-881,025.84

Finding the Fourth Proportional to 1,310,496.60, 1,809,043.29 and 881,025.84

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Solution

The fourth proportional to 1,310,496.60, 1,809,043.29 and 881,025.84 is: 1,216,190.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,496.60 : 1,809,043.29 = 881,025.84 : x
  2. Step 2: Convert to fraction form
    1,310,496.60/1,809,043.29 = 881,025.84/x
  3. Step 3: Cross multiply
    1,310,496.60x = 1,809,043.29 × 881,025.84
  4. Step 4: Simplify right side
    1,310,496.60x = 1,593,813,870,718.27
  5. Step 5: Solve for x
    x = 1,593,813,870,718.27/1,310,496.60
  6. Step 6: Final answer
    x = 1,216,190.77

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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.