Home / 1,108,457.10-1,529,540.84-624,993.41

Finding the Fourth Proportional to 1,108,457.10, 1,529,540.84 and 624,993.41

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Solution

The fourth proportional to 1,108,457.10, 1,529,540.84 and 624,993.41 is: 862,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,457.10 : 1,529,540.84 = 624,993.41 : x
  2. Step 2: Convert to fraction form
    1,108,457.10/1,529,540.84 = 624,993.41/x
  3. Step 3: Cross multiply
    1,108,457.10x = 1,529,540.84 × 624,993.41
  4. Step 4: Simplify right side
    1,108,457.10x = 955,952,945,325.87
  5. Step 5: Solve for x
    x = 955,952,945,325.87/1,108,457.10
  6. Step 6: Final answer
    x = 862,417.63

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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.