Home / 2,840,424.14-3,919,882.04-1,679,865.25

Finding the Fourth Proportional to 2,840,424.14, 3,919,882.04 and 1,679,865.25

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Solution

The fourth proportional to 2,840,424.14, 3,919,882.04 and 1,679,865.25 is: 2,318,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,424.14 : 3,919,882.04 = 1,679,865.25 : x
  2. Step 2: Convert to fraction form
    2,840,424.14/3,919,882.04 = 1,679,865.25/x
  3. Step 3: Cross multiply
    2,840,424.14x = 3,919,882.04 × 1,679,865.25
  4. Step 4: Simplify right side
    2,840,424.14x = 6,584,873,623,095.11
  5. Step 5: Solve for x
    x = 6,584,873,623,095.11/2,840,424.14
  6. Step 6: Final answer
    x = 2,318,271.25

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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.