Home / 1,173,688.17-1,760,651.60-405,085.85

Finding the Fourth Proportional to 1,173,688.17, 1,760,651.60 and 405,085.85

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Solution

The fourth proportional to 1,173,688.17, 1,760,651.60 and 405,085.85 is: 607,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,688.17 : 1,760,651.60 = 405,085.85 : x
  2. Step 2: Convert to fraction form
    1,173,688.17/1,760,651.60 = 405,085.85/x
  3. Step 3: Cross multiply
    1,173,688.17x = 1,760,651.60 × 405,085.85
  4. Step 4: Simplify right side
    1,173,688.17x = 713,215,049,939.86
  5. Step 5: Solve for x
    x = 713,215,049,939.86/1,173,688.17
  6. Step 6: Final answer
    x = 607,669.97

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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.