Home / 4,270,015.85-6,405,352.02-1,237,423.23

Finding the Fourth Proportional to 4,270,015.85, 6,405,352.02 and 1,237,423.23

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Solution

The fourth proportional to 4,270,015.85, 6,405,352.02 and 1,237,423.23 is: 1,856,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270,015.85 : 6,405,352.02 = 1,237,423.23 : x
  2. Step 2: Convert to fraction form
    4,270,015.85/6,405,352.02 = 1,237,423.23/x
  3. Step 3: Cross multiply
    4,270,015.85x = 6,405,352.02 × 1,237,423.23
  4. Step 4: Simplify right side
    4,270,015.85x = 7,926,131,385,875.42
  5. Step 5: Solve for x
    x = 7,926,131,385,875.42/4,270,015.85
  6. Step 6: Final answer
    x = 1,856,229.97

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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.