Home / 1,114,855.30-1,539,138.68-733,989.25

Finding the Fourth Proportional to 1,114,855.30, 1,539,138.68 and 733,989.25

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Solution

The fourth proportional to 1,114,855.30, 1,539,138.68 and 733,989.25 is: 1,013,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,855.30 : 1,539,138.68 = 733,989.25 : x
  2. Step 2: Convert to fraction form
    1,114,855.30/1,539,138.68 = 733,989.25/x
  3. Step 3: Cross multiply
    1,114,855.30x = 1,539,138.68 × 733,989.25
  4. Step 4: Simplify right side
    1,114,855.30x = 1,129,711,245,379.19
  5. Step 5: Solve for x
    x = 1,129,711,245,379.19/1,114,855.30
  6. Step 6: Final answer
    x = 1,013,325.45

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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.