Home / 3,618,704.72-4,993,826.16-1,964,854.31

Finding the Fourth Proportional to 3,618,704.72, 4,993,826.16 and 1,964,854.31

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Solution

The fourth proportional to 3,618,704.72, 4,993,826.16 and 1,964,854.31 is: 2,711,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,704.72 : 4,993,826.16 = 1,964,854.31 : x
  2. Step 2: Convert to fraction form
    3,618,704.72/4,993,826.16 = 1,964,854.31/x
  3. Step 3: Cross multiply
    3,618,704.72x = 4,993,826.16 × 1,964,854.31
  4. Step 4: Simplify right side
    3,618,704.72x = 9,812,140,853,303.79
  5. Step 5: Solve for x
    x = 9,812,140,853,303.79/3,618,704.72
  6. Step 6: Final answer
    x = 2,711,506.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.