Home / 1,345,645.38-1,857,035.46-733,831.62

Finding the Fourth Proportional to 1,345,645.38, 1,857,035.46 and 733,831.62

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Solution

The fourth proportional to 1,345,645.38, 1,857,035.46 and 733,831.62 is: 1,012,712.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,645.38 : 1,857,035.46 = 733,831.62 : x
  2. Step 2: Convert to fraction form
    1,345,645.38/1,857,035.46 = 733,831.62/x
  3. Step 3: Cross multiply
    1,345,645.38x = 1,857,035.46 × 733,831.62
  4. Step 4: Simplify right side
    1,345,645.38x = 1,362,751,340,009.25
  5. Step 5: Solve for x
    x = 1,362,751,340,009.25/1,345,645.38
  6. Step 6: Final answer
    x = 1,012,712.09

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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.