Home / 3,882,495.84-5,357,849.40-2,163,578.64

Finding the Fourth Proportional to 3,882,495.84, 5,357,849.40 and 2,163,578.64

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Solution

The fourth proportional to 3,882,495.84, 5,357,849.40 and 2,163,578.64 is: 2,985,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882,495.84 : 5,357,849.40 = 2,163,578.64 : x
  2. Step 2: Convert to fraction form
    3,882,495.84/5,357,849.40 = 2,163,578.64/x
  3. Step 3: Cross multiply
    3,882,495.84x = 5,357,849.40 × 2,163,578.64
  4. Step 4: Simplify right side
    3,882,495.84x = 11,592,128,518,176.82
  5. Step 5: Solve for x
    x = 11,592,128,518,176.82/3,882,495.84
  6. Step 6: Final answer
    x = 2,985,741.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.