Home / 5,384,531.86-8,076,868.14-1,790,298.81

Finding the Fourth Proportional to 5,384,531.86, 8,076,868.14 and 1,790,298.81

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Solution

The fourth proportional to 5,384,531.86, 8,076,868.14 and 1,790,298.81 is: 2,685,471.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,531.86 : 8,076,868.14 = 1,790,298.81 : x
  2. Step 2: Convert to fraction form
    5,384,531.86/8,076,868.14 = 1,790,298.81/x
  3. Step 3: Cross multiply
    5,384,531.86x = 8,076,868.14 × 1,790,298.81
  4. Step 4: Simplify right side
    5,384,531.86x = 14,460,007,419,568.91
  5. Step 5: Solve for x
    x = 14,460,007,419,568.91/5,384,531.86
  6. Step 6: Final answer
    x = 2,685,471.61

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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.