Home / 2,591,120.81-3,886,541.02-794,009.49

Finding the Fourth Proportional to 2,591,120.81, 3,886,541.02 and 794,009.49

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Solution

The fourth proportional to 2,591,120.81, 3,886,541.02 and 794,009.49 is: 1,190,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,120.81 : 3,886,541.02 = 794,009.49 : x
  2. Step 2: Convert to fraction form
    2,591,120.81/3,886,541.02 = 794,009.49/x
  3. Step 3: Cross multiply
    2,591,120.81x = 3,886,541.02 × 794,009.49
  4. Step 4: Simplify right side
    2,591,120.81x = 3,085,950,439,572.26
  5. Step 5: Solve for x
    x = 3,085,950,439,572.26/2,591,120.81
  6. Step 6: Final answer
    x = 1,190,971.27

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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.