Home / 1,774,173.66-2,661,260.20-426,336.26

Finding the Fourth Proportional to 1,774,173.66, 2,661,260.20 and 426,336.26

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Solution

The fourth proportional to 1,774,173.66, 2,661,260.20 and 426,336.26 is: 639,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,173.66 : 2,661,260.20 = 426,336.26 : x
  2. Step 2: Convert to fraction form
    1,774,173.66/2,661,260.20 = 426,336.26/x
  3. Step 3: Cross multiply
    1,774,173.66x = 2,661,260.20 × 426,336.26
  4. Step 4: Simplify right side
    1,774,173.66x = 1,134,591,718,423.17
  5. Step 5: Solve for x
    x = 1,134,591,718,423.17/1,774,173.66
  6. Step 6: Final answer
    x = 639,504.32

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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.