Home / 1,165,517.89-1,608,464.30-649,271.16

Finding the Fourth Proportional to 1,165,517.89, 1,608,464.30 and 649,271.16

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Solution

The fourth proportional to 1,165,517.89, 1,608,464.30 and 649,271.16 is: 896,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,517.89 : 1,608,464.30 = 649,271.16 : x
  2. Step 2: Convert to fraction form
    1,165,517.89/1,608,464.30 = 649,271.16/x
  3. Step 3: Cross multiply
    1,165,517.89x = 1,608,464.30 × 649,271.16
  4. Step 4: Simplify right side
    1,165,517.89x = 1,044,329,481,879.59
  5. Step 5: Solve for x
    x = 1,044,329,481,879.59/1,165,517.89
  6. Step 6: Final answer
    x = 896,021.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.