Home / 1,192,379.90-1,786,316.81-704,607.05

Finding the Fourth Proportional to 1,192,379.90, 1,786,316.81 and 704,607.05

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Solution

The fourth proportional to 1,192,379.90, 1,786,316.81 and 704,607.05 is: 1,055,579.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,379.90 : 1,786,316.81 = 704,607.05 : x
  2. Step 2: Convert to fraction form
    1,192,379.90/1,786,316.81 = 704,607.05/x
  3. Step 3: Cross multiply
    1,192,379.90x = 1,786,316.81 × 704,607.05
  4. Step 4: Simplify right side
    1,192,379.90x = 1,258,651,405,404.89
  5. Step 5: Solve for x
    x = 1,258,651,405,404.89/1,192,379.90
  6. Step 6: Final answer
    x = 1,055,579.19

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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.