Home / 2,685,860.28-4,027,608.18-1,423,392.12

Finding the Fourth Proportional to 2,685,860.28, 4,027,608.18 and 1,423,392.12

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Solution

The fourth proportional to 2,685,860.28, 4,027,608.18 and 1,423,392.12 is: 2,134,461.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,860.28 : 4,027,608.18 = 1,423,392.12 : x
  2. Step 2: Convert to fraction form
    2,685,860.28/4,027,608.18 = 1,423,392.12/x
  3. Step 3: Cross multiply
    2,685,860.28x = 4,027,608.18 × 1,423,392.12
  4. Step 4: Simplify right side
    2,685,860.28x = 5,732,865,745,859.54
  5. Step 5: Solve for x
    x = 5,732,865,745,859.54/2,685,860.28
  6. Step 6: Final answer
    x = 2,134,461.64

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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.