Home / 1,013,273.85-1,398,179.81-605,289.09

Finding the Fourth Proportional to 1,013,273.85, 1,398,179.81 and 605,289.09

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Solution

The fourth proportional to 1,013,273.85, 1,398,179.81 and 605,289.09 is: 835,216.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,273.85 : 1,398,179.81 = 605,289.09 : x
  2. Step 2: Convert to fraction form
    1,013,273.85/1,398,179.81 = 605,289.09/x
  3. Step 3: Cross multiply
    1,013,273.85x = 1,398,179.81 × 605,289.09
  4. Step 4: Simplify right side
    1,013,273.85x = 846,302,983,742.91
  5. Step 5: Solve for x
    x = 846,302,983,742.91/1,013,273.85
  6. Step 6: Final answer
    x = 835,216.44

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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.