Home / 1,299,832.70-1,793,735.56-719,040.70

Finding the Fourth Proportional to 1,299,832.70, 1,793,735.56 and 719,040.70

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Solution

The fourth proportional to 1,299,832.70, 1,793,735.56 and 719,040.70 is: 992,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,832.70 : 1,793,735.56 = 719,040.70 : x
  2. Step 2: Convert to fraction form
    1,299,832.70/1,793,735.56 = 719,040.70/x
  3. Step 3: Cross multiply
    1,299,832.70x = 1,793,735.56 × 719,040.70
  4. Step 4: Simplify right side
    1,299,832.70x = 1,289,768,872,677.29
  5. Step 5: Solve for x
    x = 1,289,768,872,677.29/1,299,832.70
  6. Step 6: Final answer
    x = 992,257.60

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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.