Home / 1,600,255.99-2,208,391.61-911,913.13

Finding the Fourth Proportional to 1,600,255.99, 2,208,391.61 and 911,913.13

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Solution

The fourth proportional to 1,600,255.99, 2,208,391.61 and 911,913.13 is: 1,258,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,255.99 : 2,208,391.61 = 911,913.13 : x
  2. Step 2: Convert to fraction form
    1,600,255.99/2,208,391.61 = 911,913.13/x
  3. Step 3: Cross multiply
    1,600,255.99x = 2,208,391.61 × 911,913.13
  4. Step 4: Simplify right side
    1,600,255.99x = 2,013,861,305,340.84
  5. Step 5: Solve for x
    x = 2,013,861,305,340.84/1,600,255.99
  6. Step 6: Final answer
    x = 1,258,461.97

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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.