Home / 1,114,885.80-1,539,180.78-734,019.80

Finding the Fourth Proportional to 1,114,885.80, 1,539,180.78 and 734,019.80

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Solution

The fourth proportional to 1,114,885.80, 1,539,180.78 and 734,019.80 is: 1,013,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,885.80 : 1,539,180.78 = 734,019.80 : x
  2. Step 2: Convert to fraction form
    1,114,885.80/1,539,180.78 = 734,019.80/x
  3. Step 3: Cross multiply
    1,114,885.80x = 1,539,180.78 × 734,019.80
  4. Step 4: Simplify right side
    1,114,885.80x = 1,129,789,168,299.44
  5. Step 5: Solve for x
    x = 1,129,789,168,299.44/1,114,885.80
  6. Step 6: Final answer
    x = 1,013,367.62

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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.