Home / 2,685,746.28-4,029,358.18-792,487.72

Finding the Fourth Proportional to 2,685,746.28, 4,029,358.18 and 792,487.72

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Solution

The fourth proportional to 2,685,746.28, 4,029,358.18 and 792,487.72 is: 1,188,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,746.28 : 4,029,358.18 = 792,487.72 : x
  2. Step 2: Convert to fraction form
    2,685,746.28/4,029,358.18 = 792,487.72/x
  3. Step 3: Cross multiply
    2,685,746.28x = 4,029,358.18 × 792,487.72
  4. Step 4: Simplify right side
    2,685,746.28x = 3,193,216,877,131.55
  5. Step 5: Solve for x
    x = 3,193,216,877,131.55/2,685,746.28
  6. Step 6: Final answer
    x = 1,188,949.57

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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.