Home / 995,859.28-1,492,816.92-396,640.72

Finding the Fourth Proportional to 995,859.28, 1,492,816.92 and 396,640.72

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Solution

The fourth proportional to 995,859.28, 1,492,816.92 and 396,640.72 is: 594,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,859.28 : 1,492,816.92 = 396,640.72 : x
  2. Step 2: Convert to fraction form
    995,859.28/1,492,816.92 = 396,640.72/x
  3. Step 3: Cross multiply
    995,859.28x = 1,492,816.92 × 396,640.72
  4. Step 4: Simplify right side
    995,859.28x = 592,111,977,976.98
  5. Step 5: Solve for x
    x = 592,111,977,976.98/995,859.28
  6. Step 6: Final answer
    x = 594,573.94

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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.