Home / 3,158,139.96-4,358,234.97-1,707,835.29

Finding the Fourth Proportional to 3,158,139.96, 4,358,234.97 and 1,707,835.29

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Solution

The fourth proportional to 3,158,139.96, 4,358,234.97 and 1,707,835.29 is: 2,356,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,139.96 : 4,358,234.97 = 1,707,835.29 : x
  2. Step 2: Convert to fraction form
    3,158,139.96/4,358,234.97 = 1,707,835.29/x
  3. Step 3: Cross multiply
    3,158,139.96x = 4,358,234.97 × 1,707,835.29
  4. Step 4: Simplify right side
    3,158,139.96x = 7,443,147,483,878.09
  5. Step 5: Solve for x
    x = 7,443,147,483,878.09/3,158,139.96
  6. Step 6: Final answer
    x = 2,356,813.69

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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.