Home / 3,017,918.42-4,526,878.85-743,487.06

Finding the Fourth Proportional to 3,017,918.42, 4,526,878.85 and 743,487.06

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Solution

The fourth proportional to 3,017,918.42, 4,526,878.85 and 743,487.06 is: 1,115,230.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,918.42 : 4,526,878.85 = 743,487.06 : x
  2. Step 2: Convert to fraction form
    3,017,918.42/4,526,878.85 = 743,487.06/x
  3. Step 3: Cross multiply
    3,017,918.42x = 4,526,878.85 × 743,487.06
  4. Step 4: Simplify right side
    3,017,918.42x = 3,365,675,841,927.54
  5. Step 5: Solve for x
    x = 3,365,675,841,927.54/3,017,918.42
  6. Step 6: Final answer
    x = 1,115,230.89

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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.