Home / 1,937,336.70-2,906,007.39-926,220.90

Finding the Fourth Proportional to 1,937,336.70, 2,906,007.39 and 926,220.90

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Solution

The fourth proportional to 1,937,336.70, 2,906,007.39 and 926,220.90 is: 1,389,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,336.70 : 2,906,007.39 = 926,220.90 : x
  2. Step 2: Convert to fraction form
    1,937,336.70/2,906,007.39 = 926,220.90/x
  3. Step 3: Cross multiply
    1,937,336.70x = 2,906,007.39 × 926,220.90
  4. Step 4: Simplify right side
    1,937,336.70x = 2,691,604,780,172.45
  5. Step 5: Solve for x
    x = 2,691,604,780,172.45/1,937,336.70
  6. Step 6: Final answer
    x = 1,389,332.47

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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.