Home / 1,302,894.92-1,797,984.18-729,940.52

Finding the Fourth Proportional to 1,302,894.92, 1,797,984.18 and 729,940.52

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Solution

The fourth proportional to 1,302,894.92, 1,797,984.18 and 729,940.52 is: 1,007,311.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,894.92 : 1,797,984.18 = 729,940.52 : x
  2. Step 2: Convert to fraction form
    1,302,894.92/1,797,984.18 = 729,940.52/x
  3. Step 3: Cross multiply
    1,302,894.92x = 1,797,984.18 × 729,940.52
  4. Step 4: Simplify right side
    1,302,894.92x = 1,312,421,507,300.97
  5. Step 5: Solve for x
    x = 1,312,421,507,300.97/1,302,894.92
  6. Step 6: Final answer
    x = 1,007,311.86

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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.