Home / 1,787,966.56-2,683,635.40-651,826.88

Finding the Fourth Proportional to 1,787,966.56, 2,683,635.40 and 651,826.88

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Solution

The fourth proportional to 1,787,966.56, 2,683,635.40 and 651,826.88 is: 978,354.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,966.56 : 2,683,635.40 = 651,826.88 : x
  2. Step 2: Convert to fraction form
    1,787,966.56/2,683,635.40 = 651,826.88/x
  3. Step 3: Cross multiply
    1,787,966.56x = 2,683,635.40 × 651,826.88
  4. Step 4: Simplify right side
    1,787,966.56x = 1,749,265,687,299.79
  5. Step 5: Solve for x
    x = 1,749,265,687,299.79/1,787,966.56
  6. Step 6: Final answer
    x = 978,354.81

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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.