Home / 3,618,583-5,430,362.82-1,254,679

Finding the Fourth Proportional to 3,618,583, 5,430,362.82 and 1,254,679

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Solution

The fourth proportional to 3,618,583, 5,430,362.82 and 1,254,679 is: 1,882,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,583 : 5,430,362.82 = 1,254,679 : x
  2. Step 2: Convert to fraction form
    3,618,583/5,430,362.82 = 1,254,679/x
  3. Step 3: Cross multiply
    3,618,583x = 5,430,362.82 × 1,254,679
  4. Step 4: Simplify right side
    3,618,583x = 6,813,362,192,634.78
  5. Step 5: Solve for x
    x = 6,813,362,192,634.78/3,618,583
  6. Step 6: Final answer
    x = 1,882,881.28

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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.