Home / 1,962,738.01-2,942,362.15-764,383.45

Finding the Fourth Proportional to 1,962,738.01, 2,942,362.15 and 764,383.45

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Solution

The fourth proportional to 1,962,738.01, 2,942,362.15 and 764,383.45 is: 1,145,895.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,738.01 : 2,942,362.15 = 764,383.45 : x
  2. Step 2: Convert to fraction form
    1,962,738.01/2,942,362.15 = 764,383.45/x
  3. Step 3: Cross multiply
    1,962,738.01x = 2,942,362.15 × 764,383.45
  4. Step 4: Simplify right side
    1,962,738.01x = 2,249,092,931,366.42
  5. Step 5: Solve for x
    x = 2,249,092,931,366.42/1,962,738.01
  6. Step 6: Final answer
    x = 1,145,895.64

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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.