Home / 1,614,211.40-2,227,566.11-879,149.03

Finding the Fourth Proportional to 1,614,211.40, 2,227,566.11 and 879,149.03

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Solution

The fourth proportional to 1,614,211.40, 2,227,566.11 and 879,149.03 is: 1,213,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,211.40 : 2,227,566.11 = 879,149.03 : x
  2. Step 2: Convert to fraction form
    1,614,211.40/2,227,566.11 = 879,149.03/x
  3. Step 3: Cross multiply
    1,614,211.40x = 2,227,566.11 × 879,149.03
  4. Step 4: Simplify right side
    1,614,211.40x = 1,958,362,569,333.80
  5. Step 5: Solve for x
    x = 1,958,362,569,333.80/1,614,211.40
  6. Step 6: Final answer
    x = 1,213,200.80

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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.