Home / 1,086,622.64-1,629,564.80-376,484.88

Finding the Fourth Proportional to 1,086,622.64, 1,629,564.80 and 376,484.88

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Solution

The fourth proportional to 1,086,622.64, 1,629,564.80 and 376,484.88 is: 564,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,622.64 : 1,629,564.80 = 376,484.88 : x
  2. Step 2: Convert to fraction form
    1,086,622.64/1,629,564.80 = 376,484.88/x
  3. Step 3: Cross multiply
    1,086,622.64x = 1,629,564.80 × 376,484.88
  4. Step 4: Simplify right side
    1,086,622.64x = 613,506,508,180.22
  5. Step 5: Solve for x
    x = 613,506,508,180.22/1,086,622.64
  6. Step 6: Final answer
    x = 564,599.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.