Home / 1,159,554.32-1,599,880.44-669,403.76

Finding the Fourth Proportional to 1,159,554.32, 1,599,880.44 and 669,403.76

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Solution

The fourth proportional to 1,159,554.32, 1,599,880.44 and 669,403.76 is: 923,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,554.32 : 1,599,880.44 = 669,403.76 : x
  2. Step 2: Convert to fraction form
    1,159,554.32/1,599,880.44 = 669,403.76/x
  3. Step 3: Cross multiply
    1,159,554.32x = 1,599,880.44 × 669,403.76
  4. Step 4: Simplify right side
    1,159,554.32x = 1,070,965,982,086.45
  5. Step 5: Solve for x
    x = 1,070,965,982,086.45/1,159,554.32
  6. Step 6: Final answer
    x = 923,601.39

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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.