Home / 3,954,159.84-5,931,700.56-1,431,003.36

Finding the Fourth Proportional to 3,954,159.84, 5,931,700.56 and 1,431,003.36

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Solution

The fourth proportional to 3,954,159.84, 5,931,700.56 and 1,431,003.36 is: 2,146,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,159.84 : 5,931,700.56 = 1,431,003.36 : x
  2. Step 2: Convert to fraction form
    3,954,159.84/5,931,700.56 = 1,431,003.36/x
  3. Step 3: Cross multiply
    3,954,159.84x = 5,931,700.56 × 1,431,003.36
  4. Step 4: Simplify right side
    3,954,159.84x = 8,488,283,431,873.88
  5. Step 5: Solve for x
    x = 8,488,283,431,873.88/3,954,159.84
  6. Step 6: Final answer
    x = 2,146,671.80

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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.