Home / 1,146,213.32-1,581,809.94-629,957.88

Finding the Fourth Proportional to 1,146,213.32, 1,581,809.94 and 629,957.88

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Solution

The fourth proportional to 1,146,213.32, 1,581,809.94 and 629,957.88 is: 869,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,213.32 : 1,581,809.94 = 629,957.88 : x
  2. Step 2: Convert to fraction form
    1,146,213.32/1,581,809.94 = 629,957.88/x
  3. Step 3: Cross multiply
    1,146,213.32x = 1,581,809.94 × 629,957.88
  4. Step 4: Simplify right side
    1,146,213.32x = 996,473,636,365.33
  5. Step 5: Solve for x
    x = 996,473,636,365.33/1,146,213.32
  6. Step 6: Final answer
    x = 869,361.42

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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.