Home / 1,082,820.72-1,623,670.39-577,245.90

Finding the Fourth Proportional to 1,082,820.72, 1,623,670.39 and 577,245.90

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Solution

The fourth proportional to 1,082,820.72, 1,623,670.39 and 577,245.90 is: 865,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,820.72 : 1,623,670.39 = 577,245.90 : x
  2. Step 2: Convert to fraction form
    1,082,820.72/1,623,670.39 = 577,245.90/x
  3. Step 3: Cross multiply
    1,082,820.72x = 1,623,670.39 × 577,245.90
  4. Step 4: Simplify right side
    1,082,820.72x = 937,257,075,578.90
  5. Step 5: Solve for x
    x = 937,257,075,578.90/1,082,820.72
  6. Step 6: Final answer
    x = 865,569.95

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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.