Home / 1,790,493.25-2,685,813.99-528,320.88

Finding the Fourth Proportional to 1,790,493.25, 2,685,813.99 and 528,320.88

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Solution

The fourth proportional to 1,790,493.25, 2,685,813.99 and 528,320.88 is: 792,503.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,493.25 : 2,685,813.99 = 528,320.88 : x
  2. Step 2: Convert to fraction form
    1,790,493.25/2,685,813.99 = 528,320.88/x
  3. Step 3: Cross multiply
    1,790,493.25x = 2,685,813.99 × 528,320.88
  4. Step 4: Simplify right side
    1,790,493.25x = 1,418,971,610,713.11
  5. Step 5: Solve for x
    x = 1,418,971,610,713.11/1,790,493.25
  6. Step 6: Final answer
    x = 792,503.19

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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.