Home / 3,874,423.12-5,344,477.36-2,421,597.16

Finding the Fourth Proportional to 3,874,423.12, 5,344,477.36 and 2,421,597.16

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Solution

The fourth proportional to 3,874,423.12, 5,344,477.36 and 2,421,597.16 is: 3,340,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,423.12 : 5,344,477.36 = 2,421,597.16 : x
  2. Step 2: Convert to fraction form
    3,874,423.12/5,344,477.36 = 2,421,597.16/x
  3. Step 3: Cross multiply
    3,874,423.12x = 5,344,477.36 × 2,421,597.16
  4. Step 4: Simplify right side
    3,874,423.12x = 12,942,171,196,660.30
  5. Step 5: Solve for x
    x = 12,942,171,196,660.30/3,874,423.12
  6. Step 6: Final answer
    x = 3,340,412.44

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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.