Home / 1,314,519.90-1,972,557.45-958,638.30

Finding the Fourth Proportional to 1,314,519.90, 1,972,557.45 and 958,638.30

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Solution

The fourth proportional to 1,314,519.90, 1,972,557.45 and 958,638.30 is: 1,438,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,519.90 : 1,972,557.45 = 958,638.30 : x
  2. Step 2: Convert to fraction form
    1,314,519.90/1,972,557.45 = 958,638.30/x
  3. Step 3: Cross multiply
    1,314,519.90x = 1,972,557.45 × 958,638.30
  4. Step 4: Simplify right side
    1,314,519.90x = 1,890,969,120,520.34
  5. Step 5: Solve for x
    x = 1,890,969,120,520.34/1,314,519.90
  6. Step 6: Final answer
    x = 1,438,524.53

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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.