Home / 1,118,735.46-1,677,455.19-764,177.94

Finding the Fourth Proportional to 1,118,735.46, 1,677,455.19 and 764,177.94

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Solution

The fourth proportional to 1,118,735.46, 1,677,455.19 and 764,177.94 is: 1,145,824.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,735.46 : 1,677,455.19 = 764,177.94 : x
  2. Step 2: Convert to fraction form
    1,118,735.46/1,677,455.19 = 764,177.94/x
  3. Step 3: Cross multiply
    1,118,735.46x = 1,677,455.19 × 764,177.94
  4. Step 4: Simplify right side
    1,118,735.46x = 1,281,874,251,536.51
  5. Step 5: Solve for x
    x = 1,281,874,251,536.51/1,118,735.46
  6. Step 6: Final answer
    x = 1,145,824.28

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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.