Home / 1,775,625.72-2,663,146.98-764,475.45

Finding the Fourth Proportional to 1,775,625.72, 2,663,146.98 and 764,475.45

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Solution

The fourth proportional to 1,775,625.72, 2,663,146.98 and 764,475.45 is: 1,146,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,625.72 : 2,663,146.98 = 764,475.45 : x
  2. Step 2: Convert to fraction form
    1,775,625.72/2,663,146.98 = 764,475.45/x
  3. Step 3: Cross multiply
    1,775,625.72x = 2,663,146.98 × 764,475.45
  4. Step 4: Simplify right side
    1,775,625.72x = 2,035,910,485,951.64
  5. Step 5: Solve for x
    x = 2,035,910,485,951.64/1,775,625.72
  6. Step 6: Final answer
    x = 1,146,587.63

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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.