Home / 1,064,857.07-1,469,491.62-581,420.72

Finding the Fourth Proportional to 1,064,857.07, 1,469,491.62 and 581,420.72

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Solution

The fourth proportional to 1,064,857.07, 1,469,491.62 and 581,420.72 is: 802,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,857.07 : 1,469,491.62 = 581,420.72 : x
  2. Step 2: Convert to fraction form
    1,064,857.07/1,469,491.62 = 581,420.72/x
  3. Step 3: Cross multiply
    1,064,857.07x = 1,469,491.62 × 581,420.72
  4. Step 4: Simplify right side
    1,064,857.07x = 854,392,875,734.37
  5. Step 5: Solve for x
    x = 854,392,875,734.37/1,064,857.07
  6. Step 6: Final answer
    x = 802,354.51

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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.