Home / 3,286,630.40-4,930,406.40-1,291,622.40

Finding the Fourth Proportional to 3,286,630.40, 4,930,406.40 and 1,291,622.40

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Solution

The fourth proportional to 3,286,630.40, 4,930,406.40 and 1,291,622.40 is: 1,937,614.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,630.40 : 4,930,406.40 = 1,291,622.40 : x
  2. Step 2: Convert to fraction form
    3,286,630.40/4,930,406.40 = 1,291,622.40/x
  3. Step 3: Cross multiply
    3,286,630.40x = 4,930,406.40 × 1,291,622.40
  4. Step 4: Simplify right side
    3,286,630.40x = 6,368,223,347,343.36
  5. Step 5: Solve for x
    x = 6,368,223,347,343.36/3,286,630.40
  6. Step 6: Final answer
    x = 1,937,614.69

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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.