Home / 1,176,964.48-1,624,242.56-667,743.36

Finding the Fourth Proportional to 1,176,964.48, 1,624,242.56 and 667,743.36

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Solution

The fourth proportional to 1,176,964.48, 1,624,242.56 and 667,743.36 is: 921,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,964.48 : 1,624,242.56 = 667,743.36 : x
  2. Step 2: Convert to fraction form
    1,176,964.48/1,624,242.56 = 667,743.36/x
  3. Step 3: Cross multiply
    1,176,964.48x = 1,624,242.56 × 667,743.36
  4. Step 4: Simplify right side
    1,176,964.48x = 1,084,577,184,469.40
  5. Step 5: Solve for x
    x = 1,084,577,184,469.40/1,176,964.48
  6. Step 6: Final answer
    x = 921,503.75

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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.