Home / 3,151,310.40-4,732,214.40-1,732,384.80

Finding the Fourth Proportional to 3,151,310.40, 4,732,214.40 and 1,732,384.80

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Solution

The fourth proportional to 3,151,310.40, 4,732,214.40 and 1,732,384.80 is: 2,601,462.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,310.40 : 4,732,214.40 = 1,732,384.80 : x
  2. Step 2: Convert to fraction form
    3,151,310.40/4,732,214.40 = 1,732,384.80/x
  3. Step 3: Cross multiply
    3,151,310.40x = 4,732,214.40 × 1,732,384.80
  4. Step 4: Simplify right side
    3,151,310.40x = 8,198,016,296,901.12
  5. Step 5: Solve for x
    x = 8,198,016,296,901.12/3,151,310.40
  6. Step 6: Final answer
    x = 2,601,462.65

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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.