Home / 1,309,227.56-1,963,220.88-456,001.64

Finding the Fourth Proportional to 1,309,227.56, 1,963,220.88 and 456,001.64

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Solution

The fourth proportional to 1,309,227.56, 1,963,220.88 and 456,001.64 is: 683,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,227.56 : 1,963,220.88 = 456,001.64 : x
  2. Step 2: Convert to fraction form
    1,309,227.56/1,963,220.88 = 456,001.64/x
  3. Step 3: Cross multiply
    1,309,227.56x = 1,963,220.88 × 456,001.64
  4. Step 4: Simplify right side
    1,309,227.56x = 895,231,940,962.24
  5. Step 5: Solve for x
    x = 895,231,940,962.24/1,309,227.56
  6. Step 6: Final answer
    x = 683,786.35

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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.