Home / 1,074,299.69-1,611,107.18-354,507.24

Finding the Fourth Proportional to 1,074,299.69, 1,611,107.18 and 354,507.24

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Solution

The fourth proportional to 1,074,299.69, 1,611,107.18 and 354,507.24 is: 531,647.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,299.69 : 1,611,107.18 = 354,507.24 : x
  2. Step 2: Convert to fraction form
    1,074,299.69/1,611,107.18 = 354,507.24/x
  3. Step 3: Cross multiply
    1,074,299.69x = 1,611,107.18 × 354,507.24
  4. Step 4: Simplify right side
    1,074,299.69x = 571,149,159,725.98
  5. Step 5: Solve for x
    x = 571,149,159,725.98/1,074,299.69
  6. Step 6: Final answer
    x = 531,647.89

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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.