Home / 1,056,311.66-1,457,576.42-626,507.84

Finding the Fourth Proportional to 1,056,311.66, 1,457,576.42 and 626,507.84

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Solution

The fourth proportional to 1,056,311.66, 1,457,576.42 and 626,507.84 is: 864,501.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,311.66 : 1,457,576.42 = 626,507.84 : x
  2. Step 2: Convert to fraction form
    1,056,311.66/1,457,576.42 = 626,507.84/x
  3. Step 3: Cross multiply
    1,056,311.66x = 1,457,576.42 × 626,507.84
  4. Step 4: Simplify right side
    1,056,311.66x = 913,183,055,040.54
  5. Step 5: Solve for x
    x = 913,183,055,040.54/1,056,311.66
  6. Step 6: Final answer
    x = 864,501.54

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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.