Home / 1,006,732.12-1,389,289.38-554,023.12

Finding the Fourth Proportional to 1,006,732.12, 1,389,289.38 and 554,023.12

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Solution

The fourth proportional to 1,006,732.12, 1,389,289.38 and 554,023.12 is: 764,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,732.12 : 1,389,289.38 = 554,023.12 : x
  2. Step 2: Convert to fraction form
    1,006,732.12/1,389,289.38 = 554,023.12/x
  3. Step 3: Cross multiply
    1,006,732.12x = 1,389,289.38 × 554,023.12
  4. Step 4: Simplify right side
    1,006,732.12x = 769,698,436,890.47
  5. Step 5: Solve for x
    x = 769,698,436,890.47/1,006,732.12
  6. Step 6: Final answer
    x = 764,551.39

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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.