Home / 1,706,722.72-2,560,182.32-641,774

Finding the Fourth Proportional to 1,706,722.72, 2,560,182.32 and 641,774

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Solution

The fourth proportional to 1,706,722.72, 2,560,182.32 and 641,774 is: 962,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,722.72 : 2,560,182.32 = 641,774 : x
  2. Step 2: Convert to fraction form
    1,706,722.72/2,560,182.32 = 641,774/x
  3. Step 3: Cross multiply
    1,706,722.72x = 2,560,182.32 × 641,774
  4. Step 4: Simplify right side
    1,706,722.72x = 1,643,058,448,235.68
  5. Step 5: Solve for x
    x = 1,643,058,448,235.68/1,706,722.72
  6. Step 6: Final answer
    x = 962,697.94

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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.