Home / 4,203,855.11-6,304,814.89-1,645,130.72

Finding the Fourth Proportional to 4,203,855.11, 6,304,814.89 and 1,645,130.72

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Solution

The fourth proportional to 4,203,855.11, 6,304,814.89 and 1,645,130.72 is: 2,467,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203,855.11 : 6,304,814.89 = 1,645,130.72 : x
  2. Step 2: Convert to fraction form
    4,203,855.11/6,304,814.89 = 1,645,130.72/x
  3. Step 3: Cross multiply
    4,203,855.11x = 6,304,814.89 × 1,645,130.72
  4. Step 4: Simplify right side
    4,203,855.11x = 10,372,244,671,101.63
  5. Step 5: Solve for x
    x = 10,372,244,671,101.63/4,203,855.11
  6. Step 6: Final answer
    x = 2,467,317.35

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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.