Home / 4,245,920.64-5,858,925.21-2,479,874.40

Finding the Fourth Proportional to 4,245,920.64, 5,858,925.21 and 2,479,874.40

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Solution

The fourth proportional to 4,245,920.64, 5,858,925.21 and 2,479,874.40 is: 3,421,966.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245,920.64 : 5,858,925.21 = 2,479,874.40 : x
  2. Step 2: Convert to fraction form
    4,245,920.64/5,858,925.21 = 2,479,874.40/x
  3. Step 3: Cross multiply
    4,245,920.64x = 5,858,925.21 × 2,479,874.40
  4. Step 4: Simplify right side
    4,245,920.64x = 14,529,398,639,793.62
  5. Step 5: Solve for x
    x = 14,529,398,639,793.62/4,245,920.64
  6. Step 6: Final answer
    x = 3,421,966.61

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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.