Home / 1,304,850.64-1,800,692.58-731,885.80

Finding the Fourth Proportional to 1,304,850.64, 1,800,692.58 and 731,885.80

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Solution

The fourth proportional to 1,304,850.64, 1,800,692.58 and 731,885.80 is: 1,010,001.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,850.64 : 1,800,692.58 = 731,885.80 : x
  2. Step 2: Convert to fraction form
    1,304,850.64/1,800,692.58 = 731,885.80/x
  3. Step 3: Cross multiply
    1,304,850.64x = 1,800,692.58 × 731,885.80
  4. Step 4: Simplify right side
    1,304,850.64x = 1,317,901,329,467.36
  5. Step 5: Solve for x
    x = 1,317,901,329,467.36/1,304,850.64
  6. Step 6: Final answer
    x = 1,010,001.67

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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.