Home / 2,638,731.64-3,958,087.74-955,441.48

Finding the Fourth Proportional to 2,638,731.64, 3,958,087.74 and 955,441.48

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Solution

The fourth proportional to 2,638,731.64, 3,958,087.74 and 955,441.48 is: 1,433,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,731.64 : 3,958,087.74 = 955,441.48 : x
  2. Step 2: Convert to fraction form
    2,638,731.64/3,958,087.74 = 955,441.48/x
  3. Step 3: Cross multiply
    2,638,731.64x = 3,958,087.74 × 955,441.48
  4. Step 4: Simplify right side
    2,638,731.64x = 3,781,721,208,275.46
  5. Step 5: Solve for x
    x = 3,781,721,208,275.46/2,638,731.64
  6. Step 6: Final answer
    x = 1,433,158.70

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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.