Home / 1,100,980.92-1,651,075.08-381,127.08

Finding the Fourth Proportional to 1,100,980.92, 1,651,075.08 and 381,127.08

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Solution

The fourth proportional to 1,100,980.92, 1,651,075.08 and 381,127.08 is: 571,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,980.92 : 1,651,075.08 = 381,127.08 : x
  2. Step 2: Convert to fraction form
    1,100,980.92/1,651,075.08 = 381,127.08/x
  3. Step 3: Cross multiply
    1,100,980.92x = 1,651,075.08 × 381,127.08
  4. Step 4: Simplify right side
    1,100,980.92x = 629,269,424,101.17
  5. Step 5: Solve for x
    x = 629,269,424,101.17/1,100,980.92
  6. Step 6: Final answer
    x = 571,553.43

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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.