Home / 4,674,688.10-7,009,958.55-2,149,043.30

Finding the Fourth Proportional to 4,674,688.10, 7,009,958.55 and 2,149,043.30

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Solution

The fourth proportional to 4,674,688.10, 7,009,958.55 and 2,149,043.30 is: 3,222,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,688.10 : 7,009,958.55 = 2,149,043.30 : x
  2. Step 2: Convert to fraction form
    4,674,688.10/7,009,958.55 = 2,149,043.30/x
  3. Step 3: Cross multiply
    4,674,688.10x = 7,009,958.55 × 2,149,043.30
  4. Step 4: Simplify right side
    4,674,688.10x = 15,064,704,455,155.21
  5. Step 5: Solve for x
    x = 15,064,704,455,155.21/4,674,688.10
  6. Step 6: Final answer
    x = 3,222,611.68

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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.