Home / 3,451,421.70-5,173,244.55-1,655,165.70

Finding the Fourth Proportional to 3,451,421.70, 5,173,244.55 and 1,655,165.70

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Solution

The fourth proportional to 3,451,421.70, 5,173,244.55 and 1,655,165.70 is: 2,480,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,421.70 : 5,173,244.55 = 1,655,165.70 : x
  2. Step 2: Convert to fraction form
    3,451,421.70/5,173,244.55 = 1,655,165.70/x
  3. Step 3: Cross multiply
    3,451,421.70x = 5,173,244.55 × 1,655,165.70
  4. Step 4: Simplify right side
    3,451,421.70x = 8,562,576,936,871.94
  5. Step 5: Solve for x
    x = 8,562,576,936,871.94/3,451,421.70
  6. Step 6: Final answer
    x = 2,480,884.02

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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.