Home / 1,040,699.10-1,558,715.85-854,075.10

Finding the Fourth Proportional to 1,040,699.10, 1,558,715.85 and 854,075.10

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Solution

The fourth proportional to 1,040,699.10, 1,558,715.85 and 854,075.10 is: 1,279,198.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,699.10 : 1,558,715.85 = 854,075.10 : x
  2. Step 2: Convert to fraction form
    1,040,699.10/1,558,715.85 = 854,075.10/x
  3. Step 3: Cross multiply
    1,040,699.10x = 1,558,715.85 × 854,075.10
  4. Step 4: Simplify right side
    1,040,699.10x = 1,331,260,395,460.34
  5. Step 5: Solve for x
    x = 1,331,260,395,460.34/1,040,699.10
  6. Step 6: Final answer
    x = 1,279,198.18

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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.