Home / 1,063,546.63-1,468,236.15-821,285.35

Finding the Fourth Proportional to 1,063,546.63, 1,468,236.15 and 821,285.35

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Solution

The fourth proportional to 1,063,546.63, 1,468,236.15 and 821,285.35 is: 1,133,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,546.63 : 1,468,236.15 = 821,285.35 : x
  2. Step 2: Convert to fraction form
    1,063,546.63/1,468,236.15 = 821,285.35/x
  3. Step 3: Cross multiply
    1,063,546.63x = 1,468,236.15 × 821,285.35
  4. Step 4: Simplify right side
    1,063,546.63x = 1,205,840,836,664.81
  5. Step 5: Solve for x
    x = 1,205,840,836,664.81/1,063,546.63
  6. Step 6: Final answer
    x = 1,133,792.17

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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.