Home / 3,241,876.42-4,862,814.54-1,220,573.80

Finding the Fourth Proportional to 3,241,876.42, 4,862,814.54 and 1,220,573.80

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Solution

The fourth proportional to 3,241,876.42, 4,862,814.54 and 1,220,573.80 is: 1,830,860.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241,876.42 : 4,862,814.54 = 1,220,573.80 : x
  2. Step 2: Convert to fraction form
    3,241,876.42/4,862,814.54 = 1,220,573.80/x
  3. Step 3: Cross multiply
    3,241,876.42x = 4,862,814.54 × 1,220,573.80
  4. Step 4: Simplify right side
    3,241,876.42x = 5,935,424,021,783.05
  5. Step 5: Solve for x
    x = 5,935,424,021,783.05/3,241,876.42
  6. Step 6: Final answer
    x = 1,830,860.67

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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.