Home / 3,173,695.32-4,379,683.68-1,723,377.84

Finding the Fourth Proportional to 3,173,695.32, 4,379,683.68 and 1,723,377.84

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Solution

The fourth proportional to 3,173,695.32, 4,379,683.68 and 1,723,377.84 is: 2,378,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,695.32 : 4,379,683.68 = 1,723,377.84 : x
  2. Step 2: Convert to fraction form
    3,173,695.32/4,379,683.68 = 1,723,377.84/x
  3. Step 3: Cross multiply
    3,173,695.32x = 4,379,683.68 × 1,723,377.84
  4. Step 4: Simplify right side
    3,173,695.32x = 7,547,849,800,321.65
  5. Step 5: Solve for x
    x = 7,547,849,800,321.65/3,173,695.32
  6. Step 6: Final answer
    x = 2,378,252.81

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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.