Home / 1,539,949.92-2,309,336.81-616,423.56

Finding the Fourth Proportional to 1,539,949.92, 2,309,336.81 and 616,423.56

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Solution

The fourth proportional to 1,539,949.92, 2,309,336.81 and 616,423.56 is: 924,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,949.92 : 2,309,336.81 = 616,423.56 : x
  2. Step 2: Convert to fraction form
    1,539,949.92/2,309,336.81 = 616,423.56/x
  3. Step 3: Cross multiply
    1,539,949.92x = 2,309,336.81 × 616,423.56
  4. Step 4: Simplify right side
    1,539,949.92x = 1,423,529,617,659.24
  5. Step 5: Solve for x
    x = 1,423,529,617,659.24/1,539,949.92
  6. Step 6: Final answer
    x = 924,399.94

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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.