Home / 1,323,040.73-1,985,217.21-524,304.59

Finding the Fourth Proportional to 1,323,040.73, 1,985,217.21 and 524,304.59

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Solution

The fourth proportional to 1,323,040.73, 1,985,217.21 and 524,304.59 is: 786,716.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,040.73 : 1,985,217.21 = 524,304.59 : x
  2. Step 2: Convert to fraction form
    1,323,040.73/1,985,217.21 = 524,304.59/x
  3. Step 3: Cross multiply
    1,323,040.73x = 1,985,217.21 × 524,304.59
  4. Step 4: Simplify right side
    1,323,040.73x = 1,040,858,485,423.91
  5. Step 5: Solve for x
    x = 1,040,858,485,423.91/1,323,040.73
  6. Step 6: Final answer
    x = 786,716.89

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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.