Home / 3,469,355.28-4,785,488.91-2,782,674.81

Finding the Fourth Proportional to 3,469,355.28, 4,785,488.91 and 2,782,674.81

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Solution

The fourth proportional to 3,469,355.28, 4,785,488.91 and 2,782,674.81 is: 3,838,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,355.28 : 4,785,488.91 = 2,782,674.81 : x
  2. Step 2: Convert to fraction form
    3,469,355.28/4,785,488.91 = 2,782,674.81/x
  3. Step 3: Cross multiply
    3,469,355.28x = 4,785,488.91 × 2,782,674.81
  4. Step 4: Simplify right side
    3,469,355.28x = 13,316,459,443,391.36
  5. Step 5: Solve for x
    x = 13,316,459,443,391.36/3,469,355.28
  6. Step 6: Final answer
    x = 3,838,309.53

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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.