Home / 1,286,527.62-1,927,355.62-858,773.64

Finding the Fourth Proportional to 1,286,527.62, 1,927,355.62 and 858,773.64

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Solution

The fourth proportional to 1,286,527.62, 1,927,355.62 and 858,773.64 is: 1,286,534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,527.62 : 1,927,355.62 = 858,773.64 : x
  2. Step 2: Convert to fraction form
    1,286,527.62/1,927,355.62 = 858,773.64/x
  3. Step 3: Cross multiply
    1,286,527.62x = 1,927,355.62 × 858,773.64
  4. Step 4: Simplify right side
    1,286,527.62x = 1,655,162,201,361.86
  5. Step 5: Solve for x
    x = 1,655,162,201,361.86/1,286,527.62
  6. Step 6: Final answer
    x = 1,286,534.53

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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.