Home / 943,664.63-1,414,096.79-693,121.91

Finding the Fourth Proportional to 943,664.63, 1,414,096.79 and 693,121.91

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Solution

The fourth proportional to 943,664.63, 1,414,096.79 and 693,121.91 is: 1,038,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,664.63 : 1,414,096.79 = 693,121.91 : x
  2. Step 2: Convert to fraction form
    943,664.63/1,414,096.79 = 693,121.91/x
  3. Step 3: Cross multiply
    943,664.63x = 1,414,096.79 × 693,121.91
  4. Step 4: Simplify right side
    943,664.63x = 980,141,457,473.58
  5. Step 5: Solve for x
    x = 980,141,457,473.58/943,664.63
  6. Step 6: Final answer
    x = 1,038,654.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.