Home / 3,286,238.90-4,928,613.14-1,487,935.22

Finding the Fourth Proportional to 3,286,238.90, 4,928,613.14 and 1,487,935.22

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Solution

The fourth proportional to 3,286,238.90, 4,928,613.14 and 1,487,935.22 is: 2,231,565.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,238.90 : 4,928,613.14 = 1,487,935.22 : x
  2. Step 2: Convert to fraction form
    3,286,238.90/4,928,613.14 = 1,487,935.22/x
  3. Step 3: Cross multiply
    3,286,238.90x = 4,928,613.14 × 1,487,935.22
  4. Step 4: Simplify right side
    3,286,238.90x = 7,333,457,076,760.79
  5. Step 5: Solve for x
    x = 7,333,457,076,760.79/3,286,238.90
  6. Step 6: Final answer
    x = 2,231,565.42

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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.