Home / 1,072,958.20-1,609,437.30-540,273.40

Finding the Fourth Proportional to 1,072,958.20, 1,609,437.30 and 540,273.40

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Solution

The fourth proportional to 1,072,958.20, 1,609,437.30 and 540,273.40 is: 810,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,958.20 : 1,609,437.30 = 540,273.40 : x
  2. Step 2: Convert to fraction form
    1,072,958.20/1,609,437.30 = 540,273.40/x
  3. Step 3: Cross multiply
    1,072,958.20x = 1,609,437.30 × 540,273.40
  4. Step 4: Simplify right side
    1,072,958.20x = 869,536,162,157.82
  5. Step 5: Solve for x
    x = 869,536,162,157.82/1,072,958.20
  6. Step 6: Final answer
    x = 810,410.10

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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.