Home / 3,679,364.88-5,519,072.43-1,404,275.76

Finding the Fourth Proportional to 3,679,364.88, 5,519,072.43 and 1,404,275.76

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Solution

The fourth proportional to 3,679,364.88, 5,519,072.43 and 1,404,275.76 is: 2,106,423.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,364.88 : 5,519,072.43 = 1,404,275.76 : x
  2. Step 2: Convert to fraction form
    3,679,364.88/5,519,072.43 = 1,404,275.76/x
  3. Step 3: Cross multiply
    3,679,364.88x = 5,519,072.43 × 1,404,275.76
  4. Step 4: Simplify right side
    3,679,364.88x = 7,750,299,631,133.30
  5. Step 5: Solve for x
    x = 7,750,299,631,133.30/3,679,364.88
  6. Step 6: Final answer
    x = 2,106,423.22

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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.