Home / 1,664,905.01-2,297,568.91-900,958.57

Finding the Fourth Proportional to 1,664,905.01, 2,297,568.91 and 900,958.57

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Solution

The fourth proportional to 1,664,905.01, 2,297,568.91 and 900,958.57 is: 1,243,322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,905.01 : 2,297,568.91 = 900,958.57 : x
  2. Step 2: Convert to fraction form
    1,664,905.01/2,297,568.91 = 900,958.57/x
  3. Step 3: Cross multiply
    1,664,905.01x = 2,297,568.91 × 900,958.57
  4. Step 4: Simplify right side
    1,664,905.01x = 2,070,014,401,051.88
  5. Step 5: Solve for x
    x = 2,070,014,401,051.88/1,664,905.01
  6. Step 6: Final answer
    x = 1,243,322.83

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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.