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Finding the Fourth Proportional to 5,783,208.76, 7,981,707.38 and 3,690,953.93

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Solution

The fourth proportional to 5,783,208.76, 7,981,707.38 and 3,690,953.93 is: 5,094,077.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783,208.76 : 7,981,707.38 = 3,690,953.93 : x
  2. Step 2: Convert to fraction form
    5,783,208.76/7,981,707.38 = 3,690,953.93/x
  3. Step 3: Cross multiply
    5,783,208.76x = 7,981,707.38 × 3,690,953.93
  4. Step 4: Simplify right side
    5,783,208.76x = 29,460,114,244,582.12
  5. Step 5: Solve for x
    x = 29,460,114,244,582.12/5,783,208.76
  6. Step 6: Final answer
    x = 5,094,077.61

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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.