Home / 1,144,732.32-1,579,674.24-628,473.60

Finding the Fourth Proportional to 1,144,732.32, 1,579,674.24 and 628,473.60

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Solution

The fourth proportional to 1,144,732.32, 1,579,674.24 and 628,473.60 is: 867,262.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,732.32 : 1,579,674.24 = 628,473.60 : x
  2. Step 2: Convert to fraction form
    1,144,732.32/1,579,674.24 = 628,473.60/x
  3. Step 3: Cross multiply
    1,144,732.32x = 1,579,674.24 × 628,473.60
  4. Step 4: Simplify right side
    1,144,732.32x = 992,783,556,440.06
  5. Step 5: Solve for x
    x = 992,783,556,440.06/1,144,732.32
  6. Step 6: Final answer
    x = 867,262.62

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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.