Home / 1,149,056.69-1,723,583.21-1,147,394.57

Finding the Fourth Proportional to 1,149,056.69, 1,723,583.21 and 1,147,394.57

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Solution

The fourth proportional to 1,149,056.69, 1,723,583.21 and 1,147,394.57 is: 1,721,090.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,056.69 : 1,723,583.21 = 1,147,394.57 : x
  2. Step 2: Convert to fraction form
    1,149,056.69/1,723,583.21 = 1,147,394.57/x
  3. Step 3: Cross multiply
    1,149,056.69x = 1,723,583.21 × 1,147,394.57
  4. Step 4: Simplify right side
    1,149,056.69x = 1,977,630,001,742.28
  5. Step 5: Solve for x
    x = 1,977,630,001,742.28/1,149,056.69
  6. Step 6: Final answer
    x = 1,721,090.03

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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.