Home / 1,937,336.20-2,906,006.64-926,220.40

Finding the Fourth Proportional to 1,937,336.20, 2,906,006.64 and 926,220.40

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Solution

The fourth proportional to 1,937,336.20, 2,906,006.64 and 926,220.40 is: 1,389,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,336.20 : 2,906,006.64 = 926,220.40 : x
  2. Step 2: Convert to fraction form
    1,937,336.20/2,906,006.64 = 926,220.40/x
  3. Step 3: Cross multiply
    1,937,336.20x = 2,906,006.64 × 926,220.40
  4. Step 4: Simplify right side
    1,937,336.20x = 2,691,602,632,503.46
  5. Step 5: Solve for x
    x = 2,691,602,632,503.46/1,937,336.20
  6. Step 6: Final answer
    x = 1,389,331.72

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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.