Home / 2,487,629.05-3,731,464.47-690,652.64

Finding the Fourth Proportional to 2,487,629.05, 3,731,464.47 and 690,652.64

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Solution

The fourth proportional to 2,487,629.05, 3,731,464.47 and 690,652.64 is: 1,035,984.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,629.05 : 3,731,464.47 = 690,652.64 : x
  2. Step 2: Convert to fraction form
    2,487,629.05/3,731,464.47 = 690,652.64/x
  3. Step 3: Cross multiply
    2,487,629.05x = 3,731,464.47 × 690,652.64
  4. Step 4: Simplify right side
    2,487,629.05x = 2,577,145,787,271.70
  5. Step 5: Solve for x
    x = 2,577,145,787,271.70/2,487,629.05
  6. Step 6: Final answer
    x = 1,035,984.76

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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.