Home / 1,216,063.30-1,824,170.16-406,520.56

Finding the Fourth Proportional to 1,216,063.30, 1,824,170.16 and 406,520.56

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Solution

The fourth proportional to 1,216,063.30, 1,824,170.16 and 406,520.56 is: 609,805.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,063.30 : 1,824,170.16 = 406,520.56 : x
  2. Step 2: Convert to fraction form
    1,216,063.30/1,824,170.16 = 406,520.56/x
  3. Step 3: Cross multiply
    1,216,063.30x = 1,824,170.16 × 406,520.56
  4. Step 4: Simplify right side
    1,216,063.30x = 741,562,674,978.49
  5. Step 5: Solve for x
    x = 741,562,674,978.49/1,216,063.30
  6. Step 6: Final answer
    x = 609,805.98

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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.