Home / 1,256,360.66-1,885,163.72-498,185.88

Finding the Fourth Proportional to 1,256,360.66, 1,885,163.72 and 498,185.88

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Solution

The fourth proportional to 1,256,360.66, 1,885,163.72 and 498,185.88 is: 747,525.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,360.66 : 1,885,163.72 = 498,185.88 : x
  2. Step 2: Convert to fraction form
    1,256,360.66/1,885,163.72 = 498,185.88/x
  3. Step 3: Cross multiply
    1,256,360.66x = 1,885,163.72 × 498,185.88
  4. Step 4: Simplify right side
    1,256,360.66x = 939,161,946,792.27
  5. Step 5: Solve for x
    x = 939,161,946,792.27/1,256,360.66
  6. Step 6: Final answer
    x = 747,525.75

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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.