Home / 1,027,350.61-1,418,141.25-919,733.81

Finding the Fourth Proportional to 1,027,350.61, 1,418,141.25 and 919,733.81

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Solution

The fourth proportional to 1,027,350.61, 1,418,141.25 and 919,733.81 is: 1,269,588.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,350.61 : 1,418,141.25 = 919,733.81 : x
  2. Step 2: Convert to fraction form
    1,027,350.61/1,418,141.25 = 919,733.81/x
  3. Step 3: Cross multiply
    1,027,350.61x = 1,418,141.25 × 919,733.81
  4. Step 4: Simplify right side
    1,027,350.61x = 1,304,312,447,889.96
  5. Step 5: Solve for x
    x = 1,304,312,447,889.96/1,027,350.61
  6. Step 6: Final answer
    x = 1,269,588.43

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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.