Home / 1,618,404.24-2,426,830.32-764,765.36

Finding the Fourth Proportional to 1,618,404.24, 2,426,830.32 and 764,765.36

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Solution

The fourth proportional to 1,618,404.24, 2,426,830.32 and 764,765.36 is: 1,146,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,404.24 : 2,426,830.32 = 764,765.36 : x
  2. Step 2: Convert to fraction form
    1,618,404.24/2,426,830.32 = 764,765.36/x
  3. Step 3: Cross multiply
    1,618,404.24x = 2,426,830.32 × 764,765.36
  4. Step 4: Simplify right side
    1,618,404.24x = 1,855,955,763,333.72
  5. Step 5: Solve for x
    x = 1,855,955,763,333.72/1,618,404.24
  6. Step 6: Final answer
    x = 1,146,781.33

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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.