Home / 1,412,272.80-2,117,631.60-569,872.80

Finding the Fourth Proportional to 1,412,272.80, 2,117,631.60 and 569,872.80

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Solution

The fourth proportional to 1,412,272.80, 2,117,631.60 and 569,872.80 is: 854,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,272.80 : 2,117,631.60 = 569,872.80 : x
  2. Step 2: Convert to fraction form
    1,412,272.80/2,117,631.60 = 569,872.80/x
  3. Step 3: Cross multiply
    1,412,272.80x = 2,117,631.60 × 569,872.80
  4. Step 4: Simplify right side
    1,412,272.80x = 1,206,780,649,260.48
  5. Step 5: Solve for x
    x = 1,206,780,649,260.48/1,412,272.80
  6. Step 6: Final answer
    x = 854,495.43

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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.