Home / 1,440,694.98-2,160,964.56-730,704.60

Finding the Fourth Proportional to 1,440,694.98, 2,160,964.56 and 730,704.60

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Solution

The fourth proportional to 1,440,694.98, 2,160,964.56 and 730,704.60 is: 1,096,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,694.98 : 2,160,964.56 = 730,704.60 : x
  2. Step 2: Convert to fraction form
    1,440,694.98/2,160,964.56 = 730,704.60/x
  3. Step 3: Cross multiply
    1,440,694.98x = 2,160,964.56 × 730,704.60
  4. Step 4: Simplify right side
    1,440,694.98x = 1,579,026,744,428.98
  5. Step 5: Solve for x
    x = 1,579,026,744,428.98/1,440,694.98
  6. Step 6: Final answer
    x = 1,096,017.38

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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.