Home / 1,159,555.32-1,599,881.82-669,404.76

Finding the Fourth Proportional to 1,159,555.32, 1,599,881.82 and 669,404.76

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Solution

The fourth proportional to 1,159,555.32, 1,599,881.82 and 669,404.76 is: 923,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,555.32 : 1,599,881.82 = 669,404.76 : x
  2. Step 2: Convert to fraction form
    1,159,555.32/1,599,881.82 = 669,404.76/x
  3. Step 3: Cross multiply
    1,159,555.32x = 1,599,881.82 × 669,404.76
  4. Step 4: Simplify right side
    1,159,555.32x = 1,070,968,505,745.46
  5. Step 5: Solve for x
    x = 1,070,968,505,745.46/1,159,555.32
  6. Step 6: Final answer
    x = 923,602.77

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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.