Home / 3,173,697.32-4,379,686.44-1,723,379.84

Finding the Fourth Proportional to 3,173,697.32, 4,379,686.44 and 1,723,379.84

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Solution

The fourth proportional to 3,173,697.32, 4,379,686.44 and 1,723,379.84 is: 2,378,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,697.32 : 4,379,686.44 = 1,723,379.84 : x
  2. Step 2: Convert to fraction form
    3,173,697.32/4,379,686.44 = 1,723,379.84/x
  3. Step 3: Cross multiply
    3,173,697.32x = 4,379,686.44 × 1,723,379.84
  4. Step 4: Simplify right side
    3,173,697.32x = 7,547,863,316,217.37
  5. Step 5: Solve for x
    x = 7,547,863,316,217.37/3,173,697.32
  6. Step 6: Final answer
    x = 2,378,255.57

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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.