Home / 2,631,149.31-3,630,986.24-1,423,925.31

Finding the Fourth Proportional to 2,631,149.31, 3,630,986.24 and 1,423,925.31

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Solution

The fourth proportional to 2,631,149.31, 3,630,986.24 and 1,423,925.31 is: 1,965,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,149.31 : 3,630,986.24 = 1,423,925.31 : x
  2. Step 2: Convert to fraction form
    2,631,149.31/3,630,986.24 = 1,423,925.31/x
  3. Step 3: Cross multiply
    2,631,149.31x = 3,630,986.24 × 1,423,925.31
  4. Step 4: Simplify right side
    2,631,149.31x = 5,170,253,200,278.11
  5. Step 5: Solve for x
    x = 5,170,253,200,278.11/2,631,149.31
  6. Step 6: Final answer
    x = 1,965,017.03

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