Home / 3,839,420.68-5,298,365.64-2,097,089.70

Finding the Fourth Proportional to 3,839,420.68, 5,298,365.64 and 2,097,089.70

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Solution

The fourth proportional to 3,839,420.68, 5,298,365.64 and 2,097,089.70 is: 2,893,964.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,420.68 : 5,298,365.64 = 2,097,089.70 : x
  2. Step 2: Convert to fraction form
    3,839,420.68/5,298,365.64 = 2,097,089.70/x
  3. Step 3: Cross multiply
    3,839,420.68x = 5,298,365.64 × 2,097,089.70
  4. Step 4: Simplify right side
    3,839,420.68x = 11,111,148,010,477.91
  5. Step 5: Solve for x
    x = 11,111,148,010,477.91/3,839,420.68
  6. Step 6: Final answer
    x = 2,893,964.73

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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.