Home / 1,133,115.04-1,699,676.72-423,135.52

Finding the Fourth Proportional to 1,133,115.04, 1,699,676.72 and 423,135.52

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Solution

The fourth proportional to 1,133,115.04, 1,699,676.72 and 423,135.52 is: 634,704.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,115.04 : 1,699,676.72 = 423,135.52 : x
  2. Step 2: Convert to fraction form
    1,133,115.04/1,699,676.72 = 423,135.52/x
  3. Step 3: Cross multiply
    1,133,115.04x = 1,699,676.72 × 423,135.52
  4. Step 4: Simplify right side
    1,133,115.04x = 719,193,592,749.09
  5. Step 5: Solve for x
    x = 719,193,592,749.09/1,133,115.04
  6. Step 6: Final answer
    x = 634,704.83

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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.