Home / 1,130,827.92-1,696,240.44-289,379.92

Finding the Fourth Proportional to 1,130,827.92, 1,696,240.44 and 289,379.92

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Solution

The fourth proportional to 1,130,827.92, 1,696,240.44 and 289,379.92 is: 434,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,827.92 : 1,696,240.44 = 289,379.92 : x
  2. Step 2: Convert to fraction form
    1,130,827.92/1,696,240.44 = 289,379.92/x
  3. Step 3: Cross multiply
    1,130,827.92x = 1,696,240.44 × 289,379.92
  4. Step 4: Simplify right side
    1,130,827.92x = 490,857,922,827.97
  5. Step 5: Solve for x
    x = 490,857,922,827.97/1,130,827.92
  6. Step 6: Final answer
    x = 434,069.51

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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.