Home / 1,673,072.20-2,308,831.92-947,918.32

Finding the Fourth Proportional to 1,673,072.20, 2,308,831.92 and 947,918.32

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Solution

The fourth proportional to 1,673,072.20, 2,308,831.92 and 947,918.32 is: 1,308,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,072.20 : 2,308,831.92 = 947,918.32 : x
  2. Step 2: Convert to fraction form
    1,673,072.20/2,308,831.92 = 947,918.32/x
  3. Step 3: Cross multiply
    1,673,072.20x = 2,308,831.92 × 947,918.32
  4. Step 4: Simplify right side
    1,673,072.20x = 2,188,584,074,768.77
  5. Step 5: Solve for x
    x = 2,188,584,074,768.77/1,673,072.20
  6. Step 6: Final answer
    x = 1,308,122.91

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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.